which terminal do frontier flights use at mccarran
United, Hawaiian airlines move to new terminal at Las Vegas' McCarran International Airport. LAS VEGAS, Nev. - Two new airlines are shifting to a new terminal in Las Vegas' McCarran International Airport. United Airlines and Hawaiian Airlines are moving to the newly opened Terminal 3 Wednesday. The companies join Alaska Airlines, Frontier Airlines, JetBlue Airways, Sun Country Airlines and Virgin America in the $2.4 billion terminal that opened at the end of June. The space also services foreign airlines.