Cheap flights from Boston to San Francisco
Travel > North America > United States > Boston to San Francisco flights
Travel tip: Well, I guess this is something pretty obvious, but then I guess it's a valid tip. Go visit the Golden gate bridge. Try to come during the late afternoon and maybe wait for sunset, that will make some awesome pictures.Check our current prices for flights from Boston to San Francisco. Please note that we also give you historical search data for this city connection. These are all airfares that people found in the past, in order to find more current flight information from Boston to San Francisco, you will need to run a search below.
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Cheap San Francisco airfares from $790/RT are provided by Cheapoair.com. Outbound flight is leaving on 05/18/2022, 06:15 pm from Boston Logan (BOS) airport and arrives at San Francisco Intl (SFO) at 10:01 pm. The flight time is 3 hours and 46 minutes. The Returning flight departes on 05/26/2022, 09:30 pm (other return dates are also available). Date posted: 28 Mar 2022
Price evolution for flights From Boston To San Francisco

Recent Deals on Flights from Boston to San Francisco:Roundtrip / Oneway
- $790
Alaska Airlines
cheapoair.com check priceFrom To Departure Time Boston, MA (BOS) San Francisco, CA (SFO) 05/18/2022 06:15 pm San Francisco, CA (SFO) Boston, MA (BOS) 05/26/2022 09:30 pm - $824
Alaska Airlines
cheapoair.com check priceFrom To Departure Time Boston, MA (BOS) San Francisco, CA (SFO) 06/01/2022 05:40 pm San Francisco, CA (SFO) Boston, MA (BOS) 06/06/2022 07:50 pm - $999
Sun Country Airlines
cheapoair.com check priceFrom To Departure Time Boston, MA (BOS) San Francisco, CA (SFO) 05/23/2022 11:30 am San Francisco, CA (SFO) Boston, MA (BOS) 05/28/2022 11:49 pm - $1069
Sun Country Airlines
cheapoair.com check priceFrom To Departure Time Boston, MA (BOS) San Francisco, CA (SFO) 06/02/2022 11:35 am San Francisco, CA (SFO) Boston, MA (BOS) 06/12/2022 11:59 pm - $1086
Multiple Airlines
cheapoair.com check priceFrom To Departure Time Boston, MA (BOS) San Francisco, CA (SFO) 06/01/2022 05:40 pm San Francisco, CA (SFO) Boston, MA (BOS) 06/06/2022 11:15 pm - $273
Sun Country Airlines
cheapoair.com check priceFrom To Departure Time Boston, MA (BOS) San Francisco, CA (SFO) 05/19/2022 11:30 am - $309
Alaska Airlines
cheapoair.com check priceFrom To Departure Time Boston, MA (BOS) San Francisco, CA (SFO) 05/21/2022 06:20 pm - $408
Sun Country Airlines
cheapoair.com check priceFrom To Departure Time Boston, MA (BOS) San Francisco, CA (SFO) 06/25/2022 11:30 am - $458
Sun Country Airlines
cheapoair.com check priceFrom To Departure Time Boston, MA (BOS) San Francisco, CA (SFO) 06/19/2022 11:30 am - $709
Alaska Airlines
cheapoair.com check priceFrom To Departure Time Boston, MA (BOS) San Francisco, CA (SFO) 06/25/2022 05:35 pm
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Know what to do when flying to San Francisco?
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