Cheap flights from Boston to San Francisco, CA, Vereinigte Staaten (BOS - SFO)

As a rule, buying flight tickets from Boston to San Francisco, CA expends a lot. Using our service of searching for cheap flight tickets, you will be able to save a significant sum of money! We will help tip to buy flight tickets from Boston to San Francisco, CA at the most favorable prices.

Out service helps you to find tickets from Boston to San Francisco, CA in the most reliable travel agencies and booking systems, including all the airline companies. We don't sell tickets and don't do any surcharges, we just find the best offers - you choose yourself where you want to buy flight tickets Boston - San Francisco, CA at the best price!

We also recommend you to look through the prices for return tickets from San Francisco, CA to Boston.

Airfares found by our users in the past 24 hours

The cheapest flight from Boston to San Francisco, CA is 221€ on JetBlue Airways, departing on 19.09.2025 and returning on 09.10.2025.
The price for these dates could change. Use search to get the best price.
AirlineDeparture dateReturn datePrice
JetBlue Airways19.09.202509.10.2025from 221€

Average round-trip airfares from Boston to San Francisco, CA by months

MonatRound-Trip
März 2025find now
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August 2025find now
September 202519.09 - 09.10from 221€
Oktober 2025find now
November 2025find now
Dezember 2025find now
Januar 2026find now
Februar 2026find now

The price which were found by our clients for the latest several days. Given ticket prices could change. It's connected with the presence of flight tickets while booking.

Airlines are flying from Boston to San Francisco, CA

Alaska AirlinesJetBlue Airways
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