Planning a flight from Washington to Buenos Aires?

Flight prices from Washington to Buenos Aires change depending on demand and time of booking.

Choose a date to explore the best fares now.

Many users find better fares by booking several weeks in advance. In fact, for many routes, booking early is one of the best ways to save.

Planning flights between Washington and Buenos Aires? Don’t forget the airport options

Especially when flying to medium or large cities, it's worth checking all possible airport combinations before booking.

• Airports in Washington: 3 airports are listed in Washington - Dulles international, Ronald Reagan, Washington International.
• Airports in Buenos Aires: Buenos Aires features 3 airports - El Palomar, Jorge Newbery, Ministro Pistarini.

Check for differences in transport costs to and from each airport — they affect your total spend. Choosing the right airport can make a real difference in price and timing.

Flight filters for the route Washington – Buenos Aires

Customize your search on Jetcost to focus only on flights that suit your needs. Whether you want a direct connection, specific airline, or shorter layover, filters help you find it faster.

Other popular destinations

Flights to Argentina are often searched alongside: Buenos Aires, Córdoba, Iguazu, Mendoza, San Carlos de Bariloche.

The cheapest flights might leave at odd hours or arrive at less central airports — keep that in mind. If you travel often, you can always select your trusted airlines from the available options.