Cheap flights from Boston to Donostia / San Sebastián from $444

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 Donostia / San Sebastián and San Francisco, Barcelona, London, Málaga, Lisbon, Madrid, Amsterdam, Munich, Porto, Berlin, Pittsburgh, Seattle, İzmir, Zagreb, Marrakesh, Fort Lauderdale, Las Vegas, Raleigh, Cape Town, Naples.

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, Lebanon Municipal, Knox County Regional.

The main airport in Donostia / San Sebastián is San Sebastián. It is also served by Bilbao, Bordeaux–Mérignac, Santander, Tarbes–Lourdes–Pyrénées, San Sebastián, Biarritz Pays Basque, Zaragoza, Pamplona, Pau Pyrénées, Vitoria.

Currently, you can fly between Boston and Donostia / San Sebastián with Iberia Airlines, Vueling, KLM Royal Dutch Airlines, Air France, TAP Portugal.

If you don’t have specific dates for your trip between Boston and Donostia / San Sebastián, 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 Donostia / San Sebastián, 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, Lebanon Municipal, Knox County Regional

There are a number of airports in and around Donostia / San Sebastián. The main one is San Sebastián and other nearby airports include Bilbao, Bordeaux–Mérignac, Santander, Tarbes–Lourdes–Pyrénées, San Sebastián, Biarritz Pays Basque, Zaragoza, Pamplona, Pau Pyrénées, Vitoria.