# List of Major League Soccer transfers 2019

The following is a list of transfers for the 2019Major League Soccer (MLS) season that have been made during the 2018–19 MLS offseason all the way through to the roster freeze on September 15, 2019.

## Transfers

List of 2019 MLS transfers :
| Date | Name | Moving from | Moving to | Mode of Transfer |
| September 17, 2018 | Brenden Aaronson | Bethlehem Steel | Philadelphia Union | Homegrown player |
| September 17, 2018 | Jonathan Lewis | New York City | Louisville City | Loan |
| October 2, 2018 | Tyler Freeman | Sporting Kansas City Academy | Sporting Kansas City | Homegrown player |
| October 4, 2018 | Mohammed Abu | Columbus Crew | Vålerenga | Transfer |
| October 6, 2018 | Julián Vázquez | Real Salt Lake Academy | Real Salt Lake | Homegrown player |
| October 30, 2018 | Erik McCue | Houston Dynamo Academy | Houston Dynamo | Homegrown player |
| November 16, 2018 | Clément Bayiha | Ottawa Fury | Montreal Impact | Homegrown player |
| November 16, 2018 | Daniel Kinumbe | Ottawa Fury | Montreal Impact | Homegrown player |
| November 19, 2018 | Corben Bone | FC Cincinnati (USL) | FC Cincinnati | Free |
| November 20, 2018 | Daniel Ríos | Guadalajara | Nashville SC (MLS) | Transfer |
| November 20, 2018 | Daniel Ríos | Nashville SC (MLS) | Nashville SC | Loan |
| November 21, 2018 | Eddie Segura | Atlético Huila | Los Angeles FC | Loan |
| November 26, 2018 | Emmanuel Ledesma | FC Cincinnati (USL) | FC Cincinnati | Free |
| November 27, 2018 | Nicolas Firmino | New England Revolution Academy | New England Revolution | Homegrown player |
| November 27, 2018 | Amro Tarek | Wadi Degla | Orlando City SC | Transfer |
| November 28, 2018 | Luis Arriaga | Real Salt Lake Academy | Real Salt Lake | Homegrown player |
| November 28, 2018 | Sam Hamilton | Colorado Rapids | New Mexico United | Free |
| November 28, 2018 | David Ochoa | Real Monarchs | Real Salt Lake | Homegrown player |
| November 29, 2018 | Thomas de Villardi | Minnesota United FC | Austin Bold | Free |
| November 29, 2018 | Kevin Partida | Reno 1868 | San Jose Earthquakes | Transfer |
| December 1, 2018 | David Villa | New York City | Vissel Kobe | Free |
| December 3, 2018 | Forrest Lasso | FC Cincinnati (USL) | FC Cincinnati | Free |
| December 5, 2018 | Harry Novillo | Johor Darul Ta'zim | Montreal Impact | Free |
| December 9, 2018 | Tesho Akindele | FC Dallas | Orlando City SC | Trade |
| December 9, 2018 | Maxime Crépeau | Montreal Impact | Vancouver Whitecaps FC | Trade |
| December 9, 2018 | Fabian Herbers | Philadelphia Union | Chicago Fire | Trade |
| December 9, 2018 | Zac MacMath | Colorado Rapids | Vancouver Whitecaps FC | Trade |
| December 9, 2018 | Nicolás Mezquida | Vancouver Whitecaps FC | Colorado Rapids | Trade |
| December 9, 2018 | PC | Orlando City SC | Vancouver Whitecaps FC | Trade |
| December 9, 2018 | Spencer Richey | Vancouver Whitecaps FC | FC Cincinnati | Trade |
| December 9, 2018 | Andy Rose | Motherwell | Vancouver Whitecaps FC | Free |
| December 9, 2018 | Maximiliano Urruti | FC Dallas | Montreal Impact | Trade |
| December 10, 2018 | Nazmi Albadawi | FC Cincinnati (USL) | FC Cincinnati | Free |
| December 10, 2018 | Justin Hoyte | FC Cincinnati (USL) | FC Cincinnati | Free |
| December 10, 2018 | Adam Jahn | Columbus Crew | Phoenix Rising | Free |
| December 10, 2018 | Marvin Loría | Saprissa | Portland Timbers | Transfer |
| December 10, 2018 | Jimmy McLaughlin | FC Cincinnati (USL) | FC Cincinnati | Free |
| December 10, 2018 | Taylor Peay | Real Salt Lake | Louisville City | Free |
| December 10, 2018 | Andy Polo | Morelia | Portland Timbers | Transfer |
| December 10, 2018 | Blake Smith | FC Cincinnati (USL) | FC Cincinnati | Free |
| December 10, 2018 | Emery Welshman | FC Cincinnati (USL) | FC Cincinnati | Free |
| December 10, 2018 | Renzo Zambrano | Portland Timbers 2 | Portland Timbers | Free |
| December 11, 2018 | Eric Alexander | Houston Dynamo | FC Cincinnati | Expansion Draft |
| December 11, 2018 | Yannick Boli | Colorado Rapids | Ratchaburi Mitr Phol | Free |
| December 11, 2018 | Mohamed El Monir | Orlando City SC | Los Angeles FC | Trade |
| December 11, 2018 | Greg Garza | Atlanta United FC | FC Cincinnati | Trade |
| December 11, 2018 | Kei Kamara | Vancouver Whitecaps FC | FC Cincinnati | Expansion Draft |
| December 11, 2018 | Kei Kamara | FC Cincinnati | Colorado Rapids | Trade |
| December 11, 2018 | Roland Lamah | FC Dallas | FC Cincinnati | Expansion Draft |
| December 11, 2018 | Darren Mattocks | D.C. United | FC Cincinnati | Expansion Draft |
| December 11, 2018 | João Moutinho | Los Angeles FC | Orlando City SC | Trade |
| December 11, 2018 | Hassan Ndam | New York Red Bulls | FC Cincinnati | Expansion Draft |
| December 11, 2018 | Amro Tarek | Orlando City SC | New York Red Bulls | Trade |
| December 11, 2018 | Kendall Waston | Vancouver Whitecaps FC | FC Cincinnati | Trade |
| December 12, 2018 | Marcus Epps | Philadelphia Union | New York Red Bulls | Waiver Draft |
| December 12, 2018 | Ricky Lopez-Espin | Real Salt Lake | Los Angeles FC | Waiver Draft |
| December 12, 2018 | Cristian Martínez | Columbus Crew | Chicago Fire | Waiver Draft |
| December 12, 2018 | Tony Rocha | Orlando City SC | New York City | Trade |
| December 12, 2018 | Víctor Ulloa | FC Dallas | FC Cincinnati | Trade |
| December 12, 2018 | Marco Ureña | Los Angeles FC | Chicago Fire | Waiver Draft |
| December 13, 2018 | Kharlton Belmar | Sporting Kansas City | Nashville SC | Free |
| December 13, 2018 | Connor Sparrow | Real Salt Lake | Nashville SC | Free |
| December 13, 2018 | Przemysław Tytoń | Deportivo La Coruña | FC Cincinnati | Free |
| December 14, 2018 | Eduard Atuesta | Independiente Medellín | Los Angeles FC | Transfer |
| December 14, 2018 | Nick DeLeon | D.C. United | Toronto FC | Re-Entry Draft |
| December 14, 2018 | Erik Hurtado | Vancouver Whitecaps FC | Sporting Kansas City | Trade |
| December 14, 2018 | Clint Irwin | Toronto FC | Colorado Rapids | Trade |
| December 14, 2018 | Andre Rawls | New York City | Colorado Rapids | Re-Entry Draft |
| December 14, 2018 | Sergio Santos | Audax Italiano | Philadelphia Union | Transfer |
| December 14, 2018 | Donny Toia | Orlando City SC | Real Salt Lake | Re-Entry Draft |
| December 14, 2018 | Rodney Wallace | New York City | Sporting Kansas City | Free |
| December 16, 2018 | Russell Cicerone | FC Cincinnati | Saint Louis FC | Free |
| December 17, 2018 | Auro Jr. | São Paulo | Toronto FC | Transfer |
| December 17, 2018 | Chris Duvall | Montreal Impact | Houston Dynamo | Trade |
| December 18, 2018 | Matt Bahner | FC Cincinnati | Saint Louis FC | Free |
| December 18, 2018 | Leonardo Bertone | Young Boys | FC Cincinnati | Transfer |
| December 18, 2018 | Edgar Castillo | Colorado Rapids | New England Revolution | Trade |
| December 18, 2018 | Amer Đidić | Sporting Kansas City | San Antonio FC | Free |
| December 18, 2018 | Juninho | Tijuana | LA Galaxy | Free |
| December 18, 2018 | Zdeněk Ondrášek | Wisła Kraków | FC Dallas | Transfer |
| December 18, 2018 | Kelyn Rowe | New England Revolution | Colorado Rapids | Trade |
| December 18, 2018 | Kelyn Rowe | Colorado Rapids | Sporting Kansas City | Trade |
| December 18, 2018 | Diego Rubio | Sporting Kansas City | Colorado Rapids | Trade |
| December 19, 2018 | Mathieu Deplagne | Troyes | FC Cincinnati | Transfer |
| December 19, 2018 | Earl Edwards Jr. | Orlando City SC | D.C. United | Trade |
| December 19, 2018 | Greg Ranjitsingh | Louisville City | Orlando City SC | Free |
| December 19, 2018 | Keegan Rosenberry | Philadelphia Union | Colorado Rapids | Trade |
| December 19, 2018 | Kyle Smith | Louisville City | Orlando City SC | Free |
| December 20, 2018 | Juan Fernando Caicedo | Independiente Medellín | New England Revolution | Loan |
| December 20, 2018 | Ján Greguš | Copenhagen | Minnesota United FC | Transfer |
| December 20, 2018 | Judson | Tombense | San Jose Earthquakes | Loan |
| December 20, 2018 | Matt Lampson | Minnesota United FC | LA Galaxy | Re-Entry Draft |
| December 20, 2018 | Cameron Lancaster | Louisville City | Nashville SC (MLS) | Free |
| December 20, 2018 | Cameron Lancaster | Nashville SC (MLS) | Nashville SC | Loan |
| December 20, 2018 | Enzo Martínez | Colorado Rapids | Charlotte Independence | Free |
| December 20, 2018 | Tommy McNamara | New York City | Houston Dynamo | Re-Entry Draft |
| December 21, 2018 | Bressan | Grêmio | FC Dallas | Transfer |
| December 21, 2018 | Matt Freese | Harvard Crimson | Philadelphia Union | Homegrown player |
| December 21, 2018 | Milton Valenzuela | Newell's Old Boys | Columbus Crew | Transfer |
| December 21, 2018 | Matías Vera | San Lorenzo | Houston Dynamo | Transfer |
| December 22, 2018 | Caleb Calvert | Colorado Rapids | Saint Louis FC | Free |
| December 22, 2018 | Dekel Keinan | FC Cincinnati | Sacramento Republic | Free |
| December 22, 2018 | Adolfo Machado | Houston Dynamo | The Strongest | Free |
| December 24, 2018 | Jack Barmby | Portland Timbers | San Antonio FC | Free |
| December 24, 2018 | Aljaž Struna | Palermo | Houston Dynamo | Transfer |
| December 27, 2018 | Joe Bendik | Orlando City SC | Columbus Crew | Trade |
| December 27, 2018 | Laurent Ciman | Dijon | Toronto FC | Free |
| December 27, 2018 | Marcelo | Sporting CP | Chicago Fire | Transfer |
| December 27, 2018 | Alvas Powell | Portland Timbers | FC Cincinnati | Trade |
| December 27, 2018 | Yoshimar Yotún | Orlando City SC | Cruz Azul | Transfer |
| December 28, 2018 | Danilo Acosta | Real Salt Lake | Orlando City SC | Loan |
| December 28, 2018 | Tony Alfaro | Seattle Sounders FC | Guadalajara | Free |
| December 28, 2018 | Jonathan Campbell | Chicago Fire | Seattle Sounders FC | Trade |
| December 28, 2018 | Jhegson Méndez | Independiente del Valle | Orlando City SC | Transfer |
| December 30, 2018 | Brek Shea | Vancouver Whitecaps FC | Atlanta United FC | Free |
| December 31, 2018 | Michael de Leeuw | Chicago Fire | Emmen | Free |
| December 31, 2018 | Benji Michel | Portland Pilots | Orlando City SC | Homegrown player |
| December 31, 2018 | Lucas Rodríguez | Estudiantes | D.C. United | Loan |
| January 1, 2019 | Tyler Adams | New York Red Bulls | RB Leipzig | Transfer |
| January 1, 2019 | José Aja | Vancouver Whitecaps FC | Unión Española | Free |
| January 1, 2019 | Botond Baráth | Budapest Honvéd | Sporting Kansas City | Free |
| January 1, 2019 | Alphonso Davies | Vancouver Whitecaps FC | Bayern Munich | Transfer |
| January 1, 2019 | Andre Lewis | Portland Timbers | Portmore United | Free |
| January 2, 2019 | Cristian Espinoza | Villarreal | San Jose Earthquakes | Loan |
| January 2, 2019 | Alejandro Silva | Montreal Impact | Olimpia | Transfer |
| January 3, 2019 | Sem de Wit | FC Cincinnati | Hartford Athletic | Free |
| January 3, 2019 | Erik Holt | UCLA Bruins | Real Salt Lake | Homegrown player |
| January 3, 2019 | Tate Schmitt | Louisville Cardinals | Real Salt Lake | Homegrown player |
| January 5, 2019 | Chris Richards | FC Dallas | Bayern Munich | Transfer |
| January 5, 2019 | Khiry Shelton | Sporting Kansas City | SC Paderborn 07 | Free |
| January 6, 2019 | Ali Ghazal | Vancouver Whitecaps FC | Feirense | Free |
| January 6, 2019 | Marcos López | Sporting Cristal | San Jose Earthquakes | Transfer |
| January 7, 2019 | Femi Hollinger-Janzen | New England Revolution | Birmingham Legion | Free |
| January 7, 2019 | Everton Luiz | SPAL | Real Salt Lake | Loan |
| January 8, 2019 | Bryan Acosta | Tenerife | FC Dallas | Transfer |
| January 8, 2019 | Matteo Mancosu | Montreal Impact | Virtus Entella | Free |
| January 8, 2019 | Evan Newton | FC Cincinnati | Indy Eleven | Free |
| January 9, 2019 | Brendan Moore | Rochdale | Atlanta United FC | Free |
| January 9, 2019 | Steeve Saint-Duc | Los Angeles FC | Lansing Ignite | Free |
| January 10, 2019 | Osvaldo Alonso | Seattle Sounders FC | Minnesota United FC | Waivers |
| January 10, 2019 | Alex DeJohn | Dalkurd | Orlando City SC | Free |
| January 10, 2019 | Will Seymore | FC Cincinnati | Reno 1868 | Free |
| January 11, 2019 | Frankie Amaya | UCLA Bruins | FC Cincinnati | SuperDraft |
| January 11, 2019 | Tajon Buchanan | Syracuse Orange | New England Revolution | SuperDraft |
| January 11, 2019 | Griffin Dorsey | Indiana Hoosiers | Toronto FC | SuperDraft |
| January 11, 2019 | Benny Feilhaber | Los Angeles FC | Colorado Rapids | Free |
| January 11, 2019 | Marlon Hairston | Colorado Rapids | Houston Dynamo | Trade |
| January 11, 2019 | Siad Haji | VCU Rams | San Jose Earthquakes | SuperDraft |
| January 11, 2019 | John Nelson | North Carolina Tar Heels | FC Dallas | SuperDraft |
| January 11, 2019 | Santiago Patiño | FIU Panthers | Orlando City SC | SuperDraft |
| January 11, 2019 | Chris Seitz | Houston Dynamo | D.C. United | Trade |
| January 11, 2019 | Andre Shinyashiki | Denver Pioneers | Colorado Rapids | SuperDraft |
| January 11, 2019 | Dayne St. Clair | Maryland Terrapins | Minnesota United FC | SuperDraft |
| January 11, 2019 | Peter-Lee Vassell | Harbour View | Los Angeles FC | Loan/Super Draft |
| January 11, 2019 | JJ Williams | Kentucky Wildcats | Columbus Crew | SuperDraft |
| January 11, 2019 | Joshua Yaro | Philadelphia Union | San Antonio FC | Free |
| January 13, 2019 | Amando Moreno | New York Red Bulls II | Chicago Fire | Transfer |
| January 14, 2019 | Brian Sylvestre | LA Galaxy | Forward Madison | Free |
| January 15, 2019 | Ian Harkes | D.C. United | Dundee United | Free |
| January 15, 2019 | Matt Hundley | UCLA Bruins | Colorado Rapids | Homegrown player |
| January 15, 2019 | Trey Muse | Indiana Hoosiers | Seattle Sounders FC | Homegrown player |
| January 15, 2019 | Dion Pereira | Watford | Atlanta United FC | Transfer |
| January 15, 2019 | Sam Raben | Wake Forest Demon Deacons | Colorado Rapids | Homegrown player |
| January 15, 2019 | Jérôme Thiesson | Minnesota United FC | Rapperswil-Jona | Free |
| January 16, 2019 | Dane Kelly | D.C. United | Indy Eleven | Free |
| January 16, 2019 | Ruan | Barra da Tijuca | Orlando City SC | Loan |
| January 17, 2019 | Kyle Fisher | Montreal Impact | Birmingham Legion | Free |
| January 17, 2019 | Danny Musovski | San Jose Earthquakes | Reno 1868 | Transfer |
| January 17, 2019 | Bertrand Owundi | Minnesota United FC | Forge FC | Free |
| January 17, 2019 | Richie Ryan | FC Cincinnati | El Paso Locomotive | Free |
| January 17, 2019 | Mac Steeves | Houston Dynamo | Hartford Athletic | Free |
| January 18, 2019 | Derek Cornelius | Javor Ivanjica | Vancouver Whitecaps FC | Transfer |
| January 18, 2019 | Allan Cruz | Herediano | FC Cincinnati | Transfer |
| January 18, 2019 | Aljaž Ivačič | Olimpija Ljubljana | Portland Timbers | Transfer |
| January 18, 2019 | Logan Ketterer | Columbus Crew | El Paso Locomotive | Free |
| January 18, 2019 | Justin Rennicks | Indiana Hoosiers | New England Revolution | Homegrown player |
| January 18, 2019 | Robinho | Ceará | Columbus Crew | Transfer |
| January 18, 2019 | Daniel Vega | Tampa Bay Rowdies | San Jose Earthquakes | Free |
| January 19, 2019 | Keaton Parks | Benfica | New York City | Loan |
| January 20, 2019 | Nicolás Czornomaz | Los Angeles FC | Mitre | Free |
| January 20, 2019 | Mohamed Thiaw | San Jose Earthquakes | Miami FC | Free |
| January 21, 2019 | Antonio Bustamante | William & Mary Tribe | D.C. United | Homegrown player |
| January 21, 2019 | Ashley Cole | LA Galaxy | Derby County | Free |
| January 21, 2019 | Jake McGuire | Philadelphia Union | Gefle | Free |
| January 21, 2019 | Mark Village | FC Cincinnati | Pacific FC | Free |
| January 22, 2019 | Aurélien Collin | New York Red Bulls | Philadelphia Union | Free |
| January 22, 2019 | Jon Erice | Albacete | Vancouver Whitecaps FC | Transfer |
| January 22, 2019 | Przemysław Frankowski | Jagiellonia Białystok | Chicago Fire | Transfer |
| January 22, 2019 | Jeremiah Gutjahr | Indiana Hoosiers | Chicago Fire | Homegrown player |
| January 22, 2019 | Sam Junqua | California Golden Bears | Houston Dynamo | SuperDraft |
| January 22, 2019 | Aboubacar Keita | Virginia Cavaliers | Columbus Crew | Homegrown player |
| January 22, 2019 | Michael Lahoud | FC Cincinnati | San Antonio FC | Free |
| January 22, 2019 | Ebenezer Ofori | VfB Stuttgart | New York City | Loan |
| January 22, 2019 | Noble Okello | Toronto FC II | Toronto FC | Homegrown player |
| January 22, 2019 | Stefano Pinho | Orlando City SC | PT Prachuap | Free |
| January 22, 2019 | Marco Ureña | Chicago Fire | Alajuelense | Free |
| January 22, 2019 | Víctor Vázquez | Toronto FC | Al-Arabi | Transfer |
| January 23, 2019 | Lass Bangoura | Rayo Vallecano | Vancouver Whitecaps FC | Loan |
| January 23, 2019 | Cade Cowell | San Jose Earthquakes Academy | San Jose Earthquakes | Homegrown player |
| January 23, 2019 | Nick Hagglund | Toronto FC | FC Cincinnati | Trade |
| January 23, 2019 | Calum Mallace | Los Angeles FC | Austin Bold | Free |
| January 23, 2019 | Donovan Pines | Maryland Terrapins | D.C. United | Homegrown player |
| January 23, 2019 | Caleb Stanko | SC Freiburg | FC Cincinnati | Transfer |
| January 24, 2019 | Tomás Conechny | San Lorenzo | Portland Timbers | Loan |
| January 24, 2019 | Carlos Miguel | Red Bull Salzburg | Philadelphia Union | Loan |
| January 24, 2019 | Claude Dielna | New England Revolution | Portland Timbers | Trade |
| January 24, 2019 | Justin Haak | New York City Academy | New York City | Homegrown player |
| January 24, 2019 | Pity Martínez | River Plate | Atlanta United FC | Transfer |
| January 25, 2019 | Uriel Antuna | Manchester City | LA Galaxy | Loan |
| January 25, 2019 | Romain Métanire | Reims | Minnesota United FC | Transfer |
| January 25, 2019 | Andre Reynolds II | Chicago Fire Academy | Chicago Fire | Homegrown player |
| January 25, 2019 | Lucas Venuto | Austria Wien | Vancouver Whitecaps FC | Transfer |
| January 26, 2019 | Omir Fernandez | Wake Forest Demon Deacons | New York Red Bulls | Homegrown player |
| January 26, 2019 | Tosaint Ricketts | Toronto FC | Sūduva | Free |
| January 26, 2019 | Juan Pablo Torres | Lokeren | New York City | Transfer |
| January 27, 2019 | David Ousted | D.C. United | Chicago Fire | Waivers |
| January 28, 2019 | Luis Barraza | Marquette Golden Eagles | New York City | SuperDraft |
| January 28, 2019 | Anthony Blondell | Vancouver Whitecaps FC | Huachipato | Loan |
| January 28, 2019 | Ike Opara | Sporting Kansas City | Minnesota United FC | Trade |
| January 29, 2019 | Kwame Awuah | New York City | Forge FC | Free |
| January 29, 2019 | João Pedro | LA Galaxy | Tondela | Loan |
| January 30, 2019 | Marc Burch | Minnesota United FC | Memphis 901 | Free |
| January 30, 2019 | Maynor Figueroa | FC Dallas | Houston Dynamo | Free |
| January 30, 2019 | Carles Gil | Deportivo La Coruña | New England Revolution | Transfer |
| January 30, 2019 | Sebastian Giovinco | Toronto FC | Al-Hilal | Transfer |
| January 30, 2019 | Hwang In-beom | Daejeon Citizen | Vancouver Whitecaps FC | Transfer |
| January 30, 2019 | Leonardo Jara | Boca Juniors | D.C. United | Loan |
| January 30, 2019 | Matt Polster | Chicago Fire | Rangers | Free |
| January 30, 2019 | Scott Sutter | Orlando City SC | Vancouver Whitecaps FC | Free |
| January 30, 2019 | Andrew Wheeler-Omiunu | Atlanta United FC | FC Tucson | Free |
| January 30, 2019 | Rodolfo Zelaya | Alianza | Los Angeles FC | Transfer |
| January 31, 2019 | Miguel Almirón | Atlanta United FC | Newcastle United | Transfer |
| January 31, 2019 | Tomi Ameobi | FC Cincinnati | FC Edmonton | Free |
| January 31, 2019 | Jahmir Hyka | San Jose Earthquakes | Maccabi Netanya | Free |
| January 31, 2019 | Danni König | FC Cincinnati | Lyngby | Free |
| January 31, 2019 | John McCarthy | Philadelphia Union | Tampa Bay Rowdies | Free |
| January 31, 2019 | Liam Ridgewell | Portland Timbers | Hull City | Free |
| January 31, 2019 | Akeem Ward | Creighton Bluejays | D.C. United | SuperDraft |
| February 1, 2019 | Eloi Amagat | New York City | Olot | Free |
| February 1, 2019 | Shawn Barry | Real Salt Lake | Tampa Bay Rowdies | Free |
| February 1, 2019 | José Hernández | Real Salt Lake | LA Galaxy II | Free |
| February 1, 2019 | Jasser Khmiri | Stade Tunisien | Vancouver Whitecaps FC | Transfer |
| February 2, 2019 | Cristian Techera | Vancouver Whitecaps FC | Belgrano | Free |
| February 4, 2019 | Sam Johnson | Vålerenga | Real Salt Lake | Transfer |
| February 4, 2019 | Alexandru Mitriță | Universitatea Craiova | New York City | Transfer |
| February 5, 2019 | Terrence Boyd | SV Darmstadt 98 | Toronto FC | Transfer |
| February 5, 2019 | Zachary Brault-Guillard | Lyon II | Montreal Impact | Loan |
| February 5, 2019 | Waylon Francis | Seattle Sounders FC | Columbus Crew | Trade |
| February 5, 2019 | Adam Najem | Philadelphia Union | Memphis 901 | Free |
| February 5, 2019 | Florentin Pogba | Gençlerbirliği | Atlanta United FC | Discovery signing |
| February 5, 2019 | Abdul Rwatubyaye | Rayon Sports | Sporting Kansas City | Transfer |
| February 6, 2019 | Rashawn Dally | Quinnipiac Bobcats | FC Cincinnati | SuperDraft |
| February 6, 2019 | Logan Gdula | Wake Forest Demon Deacons | FC Cincinnati | SuperDraft |
| February 6, 2019 | Jimmy Hague | Michigan State Spartans | FC Cincinnati | SuperDraft |
| February 6, 2019 | Ben Lundt | Akron Zips | FC Cincinnati | SuperDraft |
| February 6, 2019 | Tommy McCabe | Notre Dame Fighting Irish | FC Cincinnati | SuperDraft |
| February 6, 2019 | Mark Segbers | New England Revolution | Swope Park Rangers | Free |
| February 6, 2019 | Kai Wagner | Würzburger Kickers | Philadelphia Union | Transfer |
| February 7, 2019 | Ben Lundt | FC Cincinnati | Louisville City | Loan |
| February 7, 2019 | Diego Polenta | Nacional | LA Galaxy | Transfer |
| February 8, 2019 | Joaquín Ardaiz | Chiasso | Vancouver Whitecaps FC | Loan |
| February 8, 2019 | Marco Fabián | Eintracht Frankfurt | Philadelphia Union | Transfer |
| February 8, 2019 | Érik Godoy | Colón | Vancouver Whitecaps FC | Loan |
| February 8, 2019 | Kevin Politz | New York Red Bulls | Greenville Triumph | Free |
| February 8, 2019 | Jeisson Vargas | Montreal Impact | Universidad Católica | Loan |
| February 10, 2019 | Vito Mannone | Reading | Minnesota United FC | Loan |
| February 12, 2019 | Calle Brown | Seattle Sounders FC | Loudoun United | Free |
| February 12, 2019 | Mathias Jørgensen | OB | New York Red Bulls | Transfer |
| February 12, 2019 | Chris McCann | Atlanta United FC | D.C. United | Waivers |
| February 12, 2019 | Orji Okwonkwo | Bologna | Montreal Impact | Loan |
| February 13, 2019 | Daniel Kinumbe | Montreal Impact | Ottawa Fury | Loan |
| February 13, 2019 | Kekuta Manneh | St. Gallen | FC Cincinnati | Transfer |
| February 14, 2019 | Edwin Cerrillo | FC Dallas Academy | FC Dallas | Homegrown player |
| February 14, 2019 | Chris Wehan | San Jose Earthquakes | New Mexico United | Free |
| February 15, 2019 | Daniel Johnson | Chicago Fire | Birmingham Legion | Free |
| February 15, 2019 | Tommy McCabe | FC Cincinnati | North Carolina FC | Loan |
| February 15, 2019 | Fredy Montero | Sporting CP | Vancouver Whitecaps FC | Free |
| February 15, 2019 | Dominic Oduro | San Jose Earthquakes | Charlotte Independence | Free |
| February 16, 2019 | Hassani Dotson | Oregon State Beavers | Minnesota United FC | SuperDraft |
| February 16, 2019 | Chase Gasper | Maryland Terrapins | Minnesota United FC | SuperDraft |
| February 16, 2019 | Logan Gdula | FC Cincinnati | Phoenix Rising | Loan |
| February 16, 2019 | Pablo Sisniega | Real Sociedad B | Los Angeles FC | Transfer |
| February 17, 2019 | Sean Nealis | Hofstra Pride | New York Red Bulls | SuperDraft |
| February 18, 2019 | Nani | Sporting CP | Orlando City SC | Free |
| February 18, 2019 | Sam Raben | Colorado Rapids | Colorado Springs Switchbacks | Loan |
| February 19, 2019 | Marcel de Jong | Vancouver Whitecaps FC | Pacific FC | Free |
| February 20, 2019 | Bradford Jamieson | LA Galaxy | San Antonio FC | Loan |
| February 20, 2019 | Jorge Moreira | River Plate | Portland Timbers | Loan |
| February 21, 2019 | Anatole Abang | New York Red Bulls | Nantong Zhiyun | Transfer |
| February 21, 2019 | Lamar Batista | Portland Timbers 2 | Los Angeles FC | Free |
| February 21, 2019 | Phillip Ejimadu | Nacional | Los Angeles FC | Free |
| February 21, 2019 | Callum Montgomery | Charlotte 49ers | FC Dallas | SuperDraft |
| February 21, 2019 | Adrien Perez | Ontario Fury | Los Angeles FC | Free |
| February 21, 2019 | Kris Reaves | FC Dallas | Colorado Springs Switchbacks | Free |
| February 22, 2019 | Brian Rowe | Vancouver Whitecaps FC | Orlando City SC | Free |
| February 23, 2019 | C. J. Sapong | Philadelphia Union | Chicago Fire | Trade |
| February 25, 2019 | Niko Hämäläinen | Queens Park Rangers | Los Angeles FC | Loan |
| February 25, 2019 | DeJuan Jones | Michigan State Spartans | New England Revolution | SuperDraft |
| February 25, 2019 | Kofi Opare | D.C. United | Colorado Rapids | Free |
| February 25, 2019 | Quentin Westberg | Auxerre B | Toronto FC | Free |
| February 26, 2019 | Saad Abdul-Salaam | New York City | Seattle Sounders FC | Trade |
| February 26, 2019 | Justin Portillo | Real Monarchs | Real Salt Lake | Free |
| February 26, 2019 | Dante Sealy | FC Dallas Academy | FC Dallas | Homegrown player |
| February 26, 2019 | Dante Sealy | FC Dallas | North Texas SC | Loan |
| February 27, 2019 | Emil Cuello | SMU Mustangs | LA Galaxy | SuperDraft |
| February 27, 2019 | Alejandro Guido | Tijuana | Los Angeles FC | Transfer |
| February 27, 2019 | Ola Kamara | LA Galaxy | Shenzhen | Transfer |
| March 1, 2019 | Quincy Amarikwa | Montreal Impact | D.C. United | Free |
| March 1, 2019 | Julian Araujo | LA Galaxy II | LA Galaxy | Transfer |
| March 1, 2019 | Anderson Asiedu | Golden State Force | Atlanta United FC | SuperDraft |
| March 1, 2019 | Raheem Edwards | Chicago Fire | Lansing Ignite | Loan |
| March 1, 2019 | José Hernández | Atlanta United FC | Atlanta United 2 | Loan |
| March 1, 2019 | Kamal Miller | Reading United | Orlando City SC | SuperDraft |
| March 1, 2019 | Patrick Okonkwo | Atlanta United FC | Atlanta United 2 | Loan |
| March 2, 2019 | Quillan Roberts | Los Angeles FC | Forge FC | Free |
| March 4, 2019 | Efraín Juárez | Vancouver Whitecaps FC | Vålerenga | Free |
| March 4, 2019 | Ally Hamis Ng'Anzi | Vyškov | Minnesota United FC | Loan |
| March 4, 2019 | Ally Hamis Ng'Anzi | Minnesota United FC | Forward Madison | Loan |
| March 4, 2019 | Alejandro Pozuelo | Genk | Toronto FC | Transfer |
| March 5, 2019 | Jeff Caldwell | New York City | Memphis 901 | Loan |
| March 5, 2019 | Rashawn Dally | FC Cincinnati | Memphis 901 | Loan |
| March 5, 2019 | Jamiro | Metz | Philadelphia Union | Loan |
| March 6, 2019 | Vytautas Andriuškevičius | D.C. United | Sūduva | Free |
| March 6, 2019 | Joe Corona | Tijuana | LA Galaxy | Transfer |
| March 6, 2019 | Aidan Daniels | Toronto FC | Ottawa Fury | Loan |
| March 6, 2019 | Matt Hundley | Colorado Rapids | Colorado Springs Switchbacks | Loan |
| March 6, 2019 | Aboubacar Keita | Columbus Crew | Richmond Kickers | Loan |
| March 6, 2019 | Ben Lundgaard | Columbus Crew | Pittsburgh Riverhounds | Loan |
| March 6, 2019 | Brendan McDonough | Georgetown Hoyas | Vancouver Whitecaps FC | SuperDraft |
| March 6, 2019 | Andre Rawls | Colorado Rapids | Colorado Springs Switchbacks | Loan |
| March 6, 2019 | Kenny Saief | Anderlecht | FC Cincinnati | Loan |
| March 6, 2019 | Luis Silva | Real Salt Lake | Honka | Free |
| March 6, 2019 | Ryan Telfer | Toronto FC | York 9 FC | Loan |
| March 6, 2019 | Diedie Traore | LA Galaxy II | LA Galaxy | Transfer |
| March 7, 2019 | Saad Abdul-Salaam | Seattle Sounders FC | Tacoma Defiance | Loan |
| March 7, 2019 | Lamar Batista | Los Angeles FC | Phoenix Rising | Loan |
| March 7, 2019 | Jo Inge Berget | New York City | Malmö | Free |
| March 7, 2019 | Jonathan Campbell | Seattle Sounders FC | Tacoma Defiance | Loan |
| March 7, 2019 | David Choinière | Montreal Impact | Forge FC | Free |
| March 7, 2019 | Elliot Collier | Chicago Fire | Memphis 901 | Loan |
| March 7, 2019 | Thomas Hasal | Vancouver Whitecaps U-23 | Vancouver Whitecaps FC | Homegrown player |
| March 7, 2019 | Stefan Marinovic | Vancouver Whitecaps FC | Bristol City | Free |
| March 7, 2019 | Trey Muse | Seattle Sounders FC | Tacoma Defiance | Loan |
| March 7, 2019 | Alex Roldan | Seattle Sounders FC | Tacoma Defiance | Loan |
| March 8, 2019 | Gabriel Slonina | Chicago Fire Academy | Chicago Fire | Homegrown player |
| March 8, 2019 | Emery Welshman | FC Cincinnati | Forge FC | Loan |
| March 8, 2019 | Ethan Zubak | LA Galaxy II | LA Galaxy | Homegrown player |
| March 9, 2019 | Ali Adnan | Udinese | Vancouver Whitecaps FC | Loan |
| March 9, 2019 | Abdi Mohamed | Akron Zips | New York City | SuperDraft |
| March 9, 2019 | Abdi Mohamed | New York City | Memphis 901 | Loan |
| March 10, 2019 | Javier Pérez | Pittsburgh Panthers | Los Angeles FC | SuperDraft |
| March 12, 2019 | Robin Jansson | AIK | Orlando City SC | Transfer |
| March 13, 2019 | Aaron Maund | Vancouver Whitecaps FC | Charlotte Independence | Free |
| March 13, 2019 | Ricardo Pérez | Colorado Rapids | Lansing Ignite | Free |
| March 14, 2019 | Tristan Blackmon | Los Angeles FC | Phoenix Rising | Loan |
| March 14, 2019 | Shaft Brewer | Los Angeles FC | Phoenix Rising | Loan |
| March 14, 2019 | Nicolás Gaitán | Dalian Yifang | Chicago Fire | Free |
| March 14, 2019 | Zachary Herivaux | New England Revolution | Birmingham Legion | Loan |
| March 14, 2019 | Cédric Hountondji | New York City | Levski Sofia | Free |
| March 14, 2019 | Javier Pérez | Los Angeles FC | Phoenix Rising | Loan |
| March 14, 2019 | Joshua Pérez | Los Angeles FC | Phoenix Rising | Loan |
| March 14, 2019 | Michael Salazar | Montreal Impact | Rio Grande Valley Toros | Free |
| March 14, 2019 | Brian Wright | New England Revolution | Birmingham Legion | Loan |
| March 15, 2019 | Hugo Arellano | LA Galaxy | Orange County | Loan |
| March 15, 2019 | Alex Crognale | Columbus Crew | Indy Eleven | Loan |
| March 15, 2019 | Clint Irwin | Colorado Rapids | Colorado Springs Switchbacks | Loan |
| March 15, 2019 | Lawrence Olum | Portland Timbers | Minnesota United FC | Free |
| March 15, 2019 | Kofi Opare | Colorado Rapids | Colorado Springs Switchbacks | Loan |
| March 15, 2019 | Jonathan Spector | Orlando City SC | Hibernian | Free |
| March 15, 2019 | Mason Stajduhar | Orlando City SC | Tulsa Roughnecks | Loan |
| March 16, 2019 | Roy Miller | Portland Timbers | Portland Timbers 2 | Free |
| March 18, 2019 | Pierre da Silva | Orlando City SC | Athletico Paranaense | Loan |
| March 18, 2019 | Michael Petrasso | Montreal Impact | Valour FC | Free |
| March 19, 2019 | Griffin Yow | D.C. United Academy | D.C. United | Homegrown player |
| March 20, 2019 | Jon Bakero | Toronto FC | Phoenix Rising | Loan |
| March 21, 2019 | Mo Adams | Chicago Fire | Memphis 901 | Loan |
| March 21, 2019 | Héber | Rijeka | New York City | Transfer |
| March 21, 2019 | Moisés Hernández | FC Dallas | San Antonio FC | Loan |
| March 21, 2019 | Richie Laryea | Orlando City SC | Toronto FC | Free |
| March 21, 2019 | Ricky Lopez-Espin | Los Angeles FC | Lansing Ignite | Free |
| March 22, 2019 | Tyler Deric | Houston Dynamo | Rio Grande Valley Toros | Loan |
| March 22, 2019 | Chris Duvall | Houston Dynamo | Rio Grande Valley Toros | Loan |
| March 22, 2019 | Alejandro Fuenmayor | Houston Dynamo | Rio Grande Valley Toros | Loan |
| March 22, 2019 | Sam Junqua | Houston Dynamo | Rio Grande Valley Toros | Loan |
| March 22, 2019 | Jordan McCrary | Seattle Sounders FC | Sacramento Republic | Free |
| March 22, 2019 | Edward Opoku | Columbus Crew | Birmingham Legion | Loan |
| March 26, 2019 | Amar Sejdič | Maryland Terrapins | Montreal Impact | SuperDraft |
| March 27, 2019 | Marshall Hollingsworth | Columbus Crew | Lansing Ignite | Free |
| March 28, 2019 | Juan David Cabezas | Houston Dynamo | Rio Grande Valley Toros | Loan |
| March 28, 2019 | Mike da Fonte | Colorado Rapids | OKC Energy | Free |
| March 28, 2019 | Erik McCue | Houston Dynamo | Rio Grande Valley Toros | Loan |
| March 28, 2019 | Michael Nelson | Houston Dynamo | Rio Grande Valley Toros | Loan |
| March 29, 2019 | Phillip Ejimadu | Los Angeles FC | FC Tucson | Loan |
| March 29, 2019 | Patrick McLain | Chicago Fire | Orange County | Free |
| April 1, 2019 | Will Bruin | Seattle Sounders FC | Tacoma Defiance | Loan |
| April 1, 2019 | Handwalla Bwana | Seattle Sounders FC | Tacoma Defiance | Loan |
| April 1, 2019 | Jordy Delem | Seattle Sounders FC | Tacoma Defiance | Loan |
| April 1, 2019 | Bryan Meredith | Seattle Sounders FC | Tacoma Defiance | Loan |
| April 1, 2019 | Nouhou Tolo | Seattle Sounders FC | Tacoma Defiance | Loan |
| April 1, 2019 | Joel Qwiberg | San Jose Earthquakes | Örgryte | Free |
| April 1, 2019 | Román Torres | Seattle Sounders FC | Tacoma Defiance | Loan |
| April 2, 2019 | Nicolas Hasler | Chicago Fire | Sporting Kansas City | Free |
| April 3, 2019 | Sebastian Anderson | Colorado Rapids Academy | Colorado Rapids | Homegrown player |
| April 4, 2019 | R. J. Allen | Orlando City SC | FC Motown | Free |
| April 4, 2019 | Carter Manley | Minnesota United FC | Forward Madison | Loan |
| April 4, 2019 | Wyatt Omsberg | Minnesota United FC | Forward Madison | Loan |
| April 4, 2019 | Dayne St. Clair | Minnesota United FC | Forward Madison | Loan |
| April 4, 2019 | Mason Toye | Minnesota United FC | Forward Madison | Loan |
| April 5, 2019 | Juan David Cabezas | Houston Dynamo | Rio Grande Valley Toros | Loan |
| April 5, 2019 | Tyler Deric | Houston Dynamo | Rio Grande Valley Toros | Loan |
| April 5, 2019 | Alejandro Fuenmayor | Houston Dynamo | Rio Grande Valley Toros | Loan |
| April 5, 2019 | Kevin Garcia | Houston Dynamo | Rio Grande Valley Toros | Loan |
| April 5, 2019 | Sam Junqua | Houston Dynamo | Rio Grande Valley Toros | Loan |
| April 8, 2019 | Blake Smith | FC Cincinnati | Pacific FC | Loan |
| April 9, 2019 | Louis Béland-Goyette | Montreal Impact | Valour FC | Free |
| April 9, 2019 | Danny Leyva | Tacoma Defiance | Seattle Sounders FC | Homegrown player |
| April 11, 2019 | Giancarlo González | Bologna | LA Galaxy | Transfer |
| April 12, 2019 | Luis Argudo | Columbus Crew | Hartford Athletic | Loan |
| April 12, 2019 | Niki Jackson | Colorado Rapids | Charlotte Independence | Loan |
| April 12, 2019 | Sam Junqua | Houston Dynamo | Rio Grande Valley Toros | Loan |
| April 12, 2019 | Jon Kempin | Columbus Crew | Hartford Athletic | Loan |
| April 12, 2019 | Cameron Lindley | Orlando City SC | Memphis 901 | Loan |
| April 12, 2019 | JJ Williams | Columbus Crew | Birmingham Legion | Loan |
| April 16, 2019 | Omar Browne | Independiente La Chorrera | Montreal Impact | Loan |
| April 17, 2019 | Frankie Amaya | FC Cincinnati | Orange County | Loan |
| April 18, 2019 | Demar Phillips | Real Salt Lake | Austin Bold | Free |
| April 20, 2019 | Michael Nelson | Houston Dynamo | Rio Grande Valley Toros | Loan |
| April 23, 2019 | Collin Martin | Minnesota United FC | Hartford Athletic | Loan |
| April 24, 2019 | Tyler Deric | Houston Dynamo | Rio Grande Valley Toros | Loan |
| April 25, 2019 | Muhamed Keita | New York Red Bulls | Strømsgodset | Free |
| April 26, 2019 | Amar Sejdič | Montreal Impact | Ottawa Fury | Loan |
| April 30, 2019 | Tyler Deric | Houston Dynamo | Rio Grande Valley Toros | Loan |
| April 30, 2019 | Kevin Garcia | Houston Dynamo | Rio Grande Valley Toros | Loan |
| May 1, 2019 | Hassan Ndam | FC Cincinnati | Charlotte Independence | Loan |
| May 1, 2019 | Alfonso Ocampo-Chavez | Tacoma Defiance | Seattle Sounders FC | Homegrown player |
| May 3, 2019 | Francisco Calvo | Minnesota United FC | Chicago Fire | Trade |
| May 3, 2019 | Charlie Lyon | Portland Timbers 2 | Philadelphia Union | Transfer |
| May 3, 2019 | Marquinhos Pedroso | FC Dallas | D.C. United | Waivers |
| May 6, 2019 | Brian Fernández | Necaxa | Portland Timbers | Transfer |
| May 6, 2019 | David Guzmán | Portland Timbers | Columbus Crew | Trade |
| May 7, 2019 | Favio Álvarez | Atlético Tucumán | LA Galaxy | Loan |
| May 7, 2019 | Kenneth Kronholm | Holstein Kiel | Chicago Fire | Transfer |
| May 7, 2019 | Justin Meram | Columbus Crew | Atlanta United FC | Trade |
| May 8, 2019 | Lalas Abubakar | Columbus Crew | Colorado Rapids | Loan |
| May 8, 2019 | David Accam | Philadelphia Union | Columbus Crew | Trade |
| May 8, 2019 | Xavier Arreaga | Barcelona | Seattle Sounders FC | Transfer |
| May 8, 2019 | Tom Barlow | New York Red Bulls II | New York Red Bulls | Transfer |
| May 8, 2019 | Benny Feilhaber | Colorado Rapids | Sporting Kansas City | Trade |
| May 8, 2019 | Joevin Jones | Darmstadt 98 | Seattle Sounders FC | Transfer |
| May 8, 2019 | Jonathan Lewis | New York City | Colorado Rapids | Trade |
| May 8, 2019 | Michee Ngalina | Bethlehem Steel | Philadelphia Union | Transfer |
| May 8, 2019 | Abdul Rwatubyaye | Sporting Kansas City | Colorado Rapids | Trade |
| May 9, 2019 | Derrick Jones | Philadelphia Union | Nashville SC (MLS) | Trade |
| May 9, 2019 | Derrick Jones | Nashville SC (MLS) | Nashville SC | Loan |
| May 9, 2019 | JJ Williams | Columbus Crew | Birmingham Legion | Loan |
| May 10, 2019 | Michael Nelson | Houston Dynamo | Rio Grande Valley Toros | Loan |
| May 13, 2019 | Lagos Kunga | Atlanta United FC | Memphis 901 | Loan |
| May 16, 2019 | Stefan Cleveland | Chicago Fire | Lansing Ignite | Loan |
| May 16, 2019 | Grant Lillard | Chicago Fire | Lansing Ignite | Loan |
| May 17, 2019 | Wilson Harris | Swope Park Rangers | Sporting Kansas City | Short-Term Agreement |
| May 17, 2019 | Abdul Rwatubyaye | Colorado Rapids | Colorado Springs Switchbacks | Loan |
| May 18, 2019 | Chris Duvall | Houston Dynamo | Rio Grande Valley Toros | Loan |
| May 18, 2019 | Sam Junqua | Houston Dynamo | Rio Grande Valley Toros | Loan |
| May 18, 2019 | Erik McCue | Houston Dynamo | Rio Grande Valley Toros | Loan |
| May 21, 2019 | Romario Ibarra | Minnesota United FC | Pachuca | Loan |
| May 24, 2019 | Diego Campos | Chicago Fire | Lansing Ignite | Loan |
| May 24, 2019 | Michael Nelson | Houston Dynamo | Rio Grande Valley Toros | Loan |
| May 29, 2019 | Nazmi Albadawi | FC Cincinnati | North Carolina FC | Loan |
| May 29, 2019 | Jose Villarreal | Orlando City SC | Las Vegas Lights | Free |
| June 3, 2019 | Omar Gonzalez | Pachuca | Toronto FC | Transfer |
| June 4, 2019 | Luca Ricci | Ottawa Fury | Montreal Impact | Short-Term Agreement |
| June 4, 2019 | Karifa Yao | Montreal Impact Academy | Montreal Impact | Homegrown player |
| June 7, 2019 | Dejan Jaković | Los Angeles FC | Las Vegas Lights | Loan |
| June 8, 2019 | Michael Nelson | Houston Dynamo | Rio Grande Valley Toros | Loan |
| June 10, 2019 | André Horta | Los Angeles FC | Sporting Braga | Transfer |
| June 10, 2019 | Michael Salazar | Rio Grande Valley Toros | Houston Dynamo | Transfer |
| June 11, 2019 | Kyle Adams | Rio Grande Valley Toros | Houston Dynamo | Short-Term Agreement |
| June 11, 2019 | Shanyder Borgelin | Bethlehem Steel | Philadelphia Union | Short-Term Agreement |
| June 11, 2019 | Ben Ofeimu | Bethlehem Steel | Philadelphia Union | Short-Term Agreement |
| June 11, 2019 | Ricardo Pepi | North Texas SC | FC Dallas | Loan |
| June 11, 2019 | Issa Rayyan | Bethlehem Steel | Philadelphia Union | Short-Term Agreement |
| June 11, 2019 | Andrew Samuels | Rio Grande Valley Toros | Houston Dynamo | Short-Term Agreement |
| June 11, 2019 | Zach Zandi | Bethlehem Steel | Philadelphia Union | Short-Term Agreement |
| June 12, 2019 | Josh Atencio | Tacoma Defiance | Seattle Sounders FC | Short-Term Agreement |
| June 12, 2019 | Francis Atuahene | FC Dallas | Austin Bold | Loan |
| June 12, 2019 | Josué Colmán | Orlando City SC | Cerro Porteño | Loan |
| June 12, 2019 | Alec Diaz | Tacoma Defiance | Seattle Sounders FC | Short-Term Agreement |
| June 12, 2019 | Azriel Gonzalez | Tacoma Defiance | Seattle Sounders FC | Short-Term Agreement |
| June 12, 2019 | Shandon Hopeau | Tacoma Defiance | Seattle Sounders FC | Short-Term Agreement |
| June 12, 2019 | Danny Robles | Tacoma Defiance | Seattle Sounders FC | Short-Term Agreement |
| June 12, 2019 | Ray Serrano | Tacoma Defiance | Seattle Sounders FC | Short-Term Agreement |
| June 12, 2019 | Ema Twumasi | FC Dallas | Austin Bold | Loan |
| June 14, 2019 | Adam Henley | Real Salt Lake | Bradford City | Free |
| June 18, 2019 | Kyle Adams | Rio Grande Valley Toros | Houston Dynamo | Short-Term Agreement |
| June 18, 2019 | Carlos Small | Rio Grande Valley Toros | Houston Dynamo | Short-Term Agreement |
| June 20, 2019 | Andrew Wooten | SV Sandhausen | Philadelphia Union | Free |
| June 21, 2019 | Ricardo Pepi | North Texas SC | FC Dallas | Homegrown player |
| June 21, 2019 | Jacob Shaffelburg | Toronto FC II | Toronto FC | Homegrown player |
| June 22, 2019 | Jon Gallagher | Atlanta United FC | Aberdeen | Loan |
| June 24, 2019 | Gary Mackay-Steven | Aberdeen | New York City | Free |
| June 25, 2019 | Carlos Fierro | Cruz Azul | San Jose Earthquakes | Transfer |
| June 28, 2019 | Justin Dhillon | Tacoma Defiance | Seattle Sounders FC | Transfer |
| June 28, 2019 | Everton Luiz | SPAL | Real Salt Lake | Transfer |
| July 1, 2019 | Edwin Gyasi | CSKA Sofia | FC Dallas | Loan |
| July 1, 2019 | Emerson Hyndman | AFC Bournemouth | Atlanta United FC | Loan |
| July 1, 2019 | Romario Williams | Atlanta United FC | Columbus Crew | Trade |
| July 2, 2019 | R. J. Allen | FC Motown | Philadelphia Union | Free |
| July 2, 2019 | Luis Díaz | Herediano | Columbus Crew | Transfer |
| July 2, 2019 | Carlos Gruezo | FC Dallas | FC Augsburg | Transfer |
| July 2, 2019 | Maikel van der Werff | Vitesse | FC Cincinnati | Free |
| July 5, 2019 | Ali Adnan | Udinese | Vancouver Whitecaps FC | Transfer |
| July 5, 2019 | Eloy Room | PSV | Columbus Crew | Free |
| July 6, 2019 | Eric Bird | Houston Dynamo | Rio Grande Valley Toros | Loan |
| July 6, 2019 | Giovani dos Santos | LA Galaxy | América | Free |
| July 6, 2019 | Sam Junqua | Houston Dynamo | Rio Grande Valley Toros | Loan |
| July 6, 2019 | Erik McCue | Houston Dynamo | Rio Grande Valley Toros | Loan |
| July 6, 2019 | Michael Nelson | Houston Dynamo | Rio Grande Valley Toros | Loan |
| July 6, 2019 | Ronaldo Peña | Houston Dynamo | Rio Grande Valley Toros | Loan |
| July 9, 2019 | Erickson Gallardo | Zamora | Toronto FC | Transfer |
| July 9, 2019 | Zack Steffen | Columbus Crew | Manchester City | Transfer |
| July 10, 2019 | Gustavo Bou | Tijuana | New England Revolution | Transfer |
| July 11, 2019 | José Bizama | Huachipato | Houston Dynamo | Transfer |
| July 11, 2019 | Jordan Hamilton | Toronto FC | Columbus Crew | Trade |
| July 11, 2019 | Patrick Mullins | Columbus Crew | Toronto FC | Trade |
| July 11, 2019 | Robinho | Columbus Crew | Orlando City SC | Trade |
| July 12, 2019 | Pablo Ruíz | Real Salt Lake | Pinzgau Saalfelden | Loan |
| July 13, 2019 | Eric Bird | Houston Dynamo | Rio Grande Valley Toros | Loan |
| July 13, 2019 | Tyler Deric | Houston Dynamo | Rio Grande Valley Toros | Loan |
| July 13, 2019 | Alejandro Fuenmayor | Houston Dynamo | Rio Grande Valley Toros | Loan |
| July 13, 2019 | Sam Junqua | Houston Dynamo | Rio Grande Valley Toros | Loan |
| July 13, 2019 | Memo Rodríguez | Houston Dynamo | Rio Grande Valley Toros | Loan |
| July 15, 2019 | Anderson Asiedu | Atlanta United FC | Birmingham Legion | Free |
| July 15, 2019 | Kwasi Donsu | Colorado Springs Switchbacks | Colorado Rapids | Loan |
| July 15, 2019 | Ismaila Jome | Colorado Springs Switchbacks | Colorado Rapids | Loan |
| July 15, 2019 | Jimmy Ockford | San Jose Earthquakes | Nashville SC | Loan |
| July 15, 2019 | Kris Reaves | Colorado Springs Switchbacks | Colorado Rapids | Loan |
| July 15, 2019 | César Romero | Colorado Springs Switchbacks | Colorado Rapids | Loan |
| July 15, 2019 | Jordan Schweitzer | Colorado Springs Switchbacks | Colorado Rapids | Loan |
| July 15, 2019 | Ibrahim Yaro | Colorado Springs Switchbacks | Colorado Rapids | Loan |
| July 16, 2019 | Robin Lod | Sporting de Gijón | Minnesota United FC | Transfer |
| July 17, 2019 | Mo Adams | Chicago Fire | Atlanta United FC | Trade |
| July 18, 2019 | Jason Beaulieu | Montreal Impact | Ottawa Fury | Loan |
| July 18, 2019 | Dan Bedoya | New York City | Hartford Athletic | Loan |
| July 18, 2019 | Cameron Duke | Sporting Kansas City Academy | Sporting Kansas City | Homegrown player |
| July 19, 2019 | Joe Bendik | Columbus Crew | Philadelphia Union | Trade |
| July 19, 2019 | Youness Mokhtar | Stabæk | Columbus Crew | Free |
| July 20, 2019 | Carlos Rivas | New York Red Bulls | Hapoel Ra'anana | Free |
| July 22, 2019 | Jonathan Bornstein | Maccabi Netanya | Chicago Fire | Free |
| July 22, 2019 | Tomás Conechny | San Lorenzo | Portland Timbers | Transfer |
| July 23, 2019 | Chris Cadden | Motherwell | Columbus Crew | Free |
| July 23, 2019 | Chris Cadden | Columbus Crew | Oxford United | Loan |
| July 23, 2019 | Wilfried Moimbé | Nancy | Minnesota United FC | Free |
| July 24, 2019 | Gordon Wild | Atlanta United FC | D.C. United | Free |
| July 25, 2019 | Lassi Lappalainen | Bologna | Montreal Impact | Loan |
| July 25, 2019 | Forrest Lasso | FC Cincinnati | Nashville SC | Loan |
| July 26, 2019 | Julián Carranza | Banfield | Inter Miami CF | Transfer |
| July 26, 2019 | Julián Carranza | Inter Miami CF | Banfield | Loan |
| July 26, 2019 | Matías Pellegrini | Estudiantes | Inter Miami CF | Transfer |
| July 26, 2019 | Matías Pellegrini | Inter Miami CF | Estudiantes | Loan |
| July 28, 2019 | Pablo Aránguiz | FC Dallas | Unión Española | Loan |
| July 29, 2019 | Terrence Boyd | Toronto FC | Hallescher FC | Free |
| July 29, 2019 | Eric Miller | Minnesota United FC | New York City | Trade |
| July 29, 2019 | Eddie Segura | Atlético Huila | Los Angeles FC | Transfer |
| July 30, 2019 | Nicolas Benezet | Guingamp | Toronto FC | Loan |
| July 30, 2019 | Mauricio Pereyra | Krasnodar | Orlando City SC | Free |
| July 30, 2019 | Andrés Ríos | Vasco da Gama | San Jose Earthquakes | Transfer |
| July 30, 2019 | Akeem Ward | D.C. United | Birmingham Legion | Free |
| July 31, 2019 | Jimmy Ockford | San Jose Earthquakes | Nashville SC | Loan |
| July 31, 2019 | Brad Smith | AFC Bournemouth | Seattle Sounders FC | Loan |
| August 1, 2019 | Luís Martins | Chaves | Sporting Kansas City | Transfer |
| August 1, 2019 | Chituru Odunze | Vancouver Whitecaps Academy | Vancouver Whitecaps FC | Homegrown player |
| August 1, 2019 | Chituru Odunze | Vancouver Whitecaps FC | Leicester City | Transfer |
| August 1, 2019 | Justin Rennicks | New England Revolution | North Carolina FC | Loan |
| August 2, 2019 | Isaac Angking | New England Revolution | Charlotte Independence | Loan |
| August 2, 2019 | Marcus Epps | New York Red Bulls | Memphis 901 | Loan |
| August 3, 2019 | Rece Buckmaster | New York Red Bulls II | New York Red Bulls | Transfer |
| August 3, 2019 | Andrew Gutman | Celtic | FC Cincinnati | Loan |
| August 4, 2019 | Emery Welshman | FC Cincinnati | Hapoel Haifa | Free |
| August 5, 2019 | Pierre da Silva | Orlando City SC | Memphis 901 | Free |
| August 6, 2019 | Michaell Chirinos | Olimpia | Vancouver Whitecaps FC | Loan |
| August 6, 2019 | Felipe | Vancouver Whitecaps FC | D.C. United | Trade |
| August 6, 2019 | Logan Gdula | FC Cincinnati | Hartford Athletic | Loan |
| August 6, 2019 | Collin Martin | Minnesota United FC | Hartford Athletic | Loan |
| August 6, 2019 | Bobby Shuttleworth | Minnesota United FC | Sacramento Republic | Loan |
| August 6, 2019 | Lucas Venuto | Vancouver Whitecaps FC | Santos | Free |
| August 7, 2019 | Micheal Azira | Montreal Impact | Chicago Fire | Trade |
| August 7, 2019 | Emmanuel Boateng | LA Galaxy | D.C. United | Trade |
| August 7, 2019 | Thomás Chacón | Danubio | Minnesota United FC | Transfer |
| August 7, 2019 | Jorge Corrales | Chicago Fire | Montreal Impact | Trade |
| August 7, 2019 | Ola Kamara | Shenzhen | D.C. United | Transfer |
| August 7, 2019 | Bojan Krkić | Stoke City | Montreal Impact | Free |
| August 7, 2019 | Brendan McDonough | Vancouver Whitecaps FC | Charlotte Independence | Loan |
| August 7, 2019 | Christian Ramirez | Los Angeles FC | Houston Dynamo | Trade |
| August 7, 2019 | Brian Rodríguez | Peñarol | Los Angeles FC | Transfer |
| August 7, 2019 | Kelyn Rowe | Sporting Kansas City | Real Salt Lake | Trade |
| August 7, 2019 | Gastón Sauro | Columbus Crew | Toluca | Transfer |
| August 7, 2019 | Josh Sims | Southampton | New York Red Bulls | Loan |
| August 7, 2019 | Ballou Tabla | Barcelona B | Montreal Impact | Loan |
| August 7, 2019 | Tony Tchani | Chicago Fire | FC Edmonton | Free |
| August 8, 2019 | Emanuel Cecchini | Málaga | Seattle Sounders FC | Loan |
| August 8, 2019 | Derrick Etienne | New York Red Bulls | FC Cincinnati | Loan |
| August 8, 2019 | Joe Gyau | MSV Duisburg | FC Cincinnati | Transfer |
| August 8, 2019 | Niko Hansen | Columbus Crew | Houston Dynamo | Trade |
| August 8, 2019 | Cristian Pavón | Boca Juniors | LA Galaxy | Loan |
| August 8, 2019 | Luis Silva | Honka | Seattle Sounders FC | Transfer |
| August 9, 2019 | Eric Alexander | FC Cincinnati | FC Dallas | Free |
| August 9, 2019 | Tosaint Ricketts | Sūduva | Vancouver Whitecaps FC | Transfer |
| August 12, 2019 | Diego Palacios | Aucas | Los Angeles FC | Transfer |
| August 12, 2019 | Henry Wingo | Seattle Sounders FC | Molde | Transfer |
| August 13, 2019 | Johan Blomberg | Colorado Rapids | GIF Sundsvall | Loan |
| August 14, 2019 | Zakaria Diallo | Montreal Impact | Lens | Transfer |
| August 14, 2019 | Colton Storm | Sporting Kansas City | North Carolina FC | Free |
| August 15, 2019 | Dejan Jaković | Los Angeles FC | Las Vegas Lights | Loan |
| August 15, 2019 | Peter-Lee Vassell | Los Angeles FC | Phoenix Rising | Loan |
| August 15, 2019 | Rodolfo Zelaya | Los Angeles FC | Las Vegas Lights | Loan |
| August 17, 2019 | Cody Cropper | New England Revolution | Hartford Athletic | Loan |
| August 21, 2019 | Luiz Fernando | Atlanta United 2 | Atlanta United FC | Transfer |
| August 21, 2019 | Zoltán Stieber | D.C. United | Zalaegerszeg | Free |
| August 23, 2019 | Sebastian Anderson | Colorado Rapids | Colorado Springs Switchbacks | Loan |
| August 23, 2019 | Cole Bassett | Colorado Rapids | Colorado Springs Switchbacks | Loan |
| August 23, 2019 | Cristian Martínez | Chicago Fire | Las Vegas Lights | Loan |
| August 23, 2019 | Georges Mukumbilwa | Vancouver Whitecaps Academy | Vancouver Whitecaps FC | Homegrown player |
| August 30, 2019 | Chris Durkin | D.C. United | Sint-Truiden | Loan |
| August 30, 2019 | Felipe Hernández | Swope Park Rangers | Sporting Kansas City | Homegrown player |
| August 31, 2019 | Douglas Martínez | Real Monarchs | Real Salt Lake | Transfer |
| September 3, 2019 | David Norman Jr. | Vancouver Whitecaps FC | Pacific FC | Loan |
| September 4, 2019 | Cory Burke | Philadelphia Union | Portmore United | Loan |
| September 6, 2019 | Nick Hinds | Tacoma Defiance | Seattle Sounders FC | Short-Term Agreement |
| September 6, 2019 | Shandon Hopeau | Tacoma Defiance | Seattle Sounders FC | Short-Term Agreement |