Cheap flights from San Francisco to Boston

Bing travel utilizes over a billion airfares on a daily basis to bring you Price Predictors, and now we're using that data to uncover cheap flights from San Francisco to Boston every day. Note that deals are compiled on yesterday's lowest airfares and can change often.

Featured flight deal from San Francisco to Boston

• San Francisco (SFO) to Boston (BOS)

  Save $105 off average low found today

  $341

  Fares rising

  View dates
  See more: Low fares from San Francisco to Boston

Lowest fares from San Francisco to Boston

Use our flexible travel graph to find the lowest airfare from San Francisco to Boston. Currently the cheapest flight you can find in the next 30 days from San Francisco to Boston departs on 06/09/2012 and returns 06/12/2012 with a low fare of $360.

View complete flexible search for SFO to BOS (modify trip length and dates)