The flight duration from the US to Cuba varies depending on your departure and arrival cities. Many airports in the US offer flights to Cuba, but the most popular are John F. Kennedy International Airport (JFK), Hartsfield Jackson International Airport (ATL), and Chicago O’Hare International Airport (ORD). From these US airports, you can get cheap flights to Havana Jose Marti International Airport (HAV), Juan Gualberto Gomez International Airport (VRA), or Abel Santamaria International Airport (SNU) in Santa Clara. HAV is the main airport serving flights from the US to Cuba. The quickest flight from ATL to HAV takes around 4h and 25min, while the flights from LAX to HAV take approximately 9h and 15min. Flights from ORD to HAV spend around 5h and 50min in the air, and flights from the same airport to SNU take up to 18h and 20min with a single layover en route. Expect to be in the air for around 5h and 21min when flying from JFK to HAV, and an additional four to 5h when flying from JFK to SNU.