Cheap flights from Boston to Buenos Aires from $257

Travelers frequently search for route combinations, such as Boston and Barcelona, Orlando, Mexico City, Miami, Toronto, San Juan, Atlanta, Tel Aviv, Lisbon, Tampa, San Francisco, Istanbul, San José, Washington, D.C., Dallas, New York, Seattle, Fort Lauderdale, Bogotá, Copenhagen.

Travelers frequently search for route combinations, such as Buenos Aires and Washington, D.C., Los Angeles, San Francisco, Atlanta, Miami, New York, El Calafate, Austin, Orlando, Puerto Iguazú, Honolulu, Minneapolis, Bariloche, Ushuaia, Mendoza, Cleveland, Chicago, Fort Lauderdale, St. Louis, Knoxville.

The main airport in Boston is Logan International. It is also served by Logan International, Bradley International, Rhode Island T. F. Green Int'l Airport, Albany International, Portland International Jetport, Manchester–Boston Regional, Tweed New Haven, Portsmouth International Airport at Pease, Barnstable Municipal, Augusta State.

Currently, you can fly between Boston and Buenos Aires with LATAM Airlines, Avianca, JetBlue Airways, Spirit Airlines, JetSMART.

If you don’t have specific dates for your trip between Boston and Buenos Aires, you can enter a date range into the departure and return fields. Most carriers on the Kiwi.com website allow you to search and book up to six months from the day of your search. Order the search results by the best, cheapest, or fastest route, or find the cheapest outbound and return combination in the pricing table.

Traveling between Boston and Buenos Aires, you can choose between direct (nonstop) flights or flights with one or more stops. You can select the number of stops on your journey, including an overnight stopover, and the duration of the stopover. What’s more, you can also select where you want to have your stopover. Want to say "Hi" to a friend in another city en route to your destination? Or fancy a quick round of shopping? Go Multi-City or Nomad and add places to your search that you wish to visit.

There are a number of airports in and around Boston. The main one is Logan International and other nearby airports include Logan International, Bradley International, Rhode Island T. F. Green Int'l Airport, Albany International, Portland International Jetport, Manchester–Boston Regional, Tweed New Haven, Portsmouth International Airport at Pease, Barnstable Municipal, Augusta State

This depends on the airline’s flight schedule. You can easily select your preferred departure time when you search on our website or mobile app. Choose the time of day you wish to depart from Boston, such as morning, afternoon, evening, or night, or select the exact hours for departure.

This depends on the airline’s flight schedule. You can easily select your preferred arrival time when you search on our website or mobile app. Choose the time of day you wish to arrive at Buenos Aires, such as morning, afternoon, evening, or night, or select the exact hours for arrival.