Popular in | June |
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Cheapest in | February |
Round-trip from | C$ 373 |
One-way from | C$ 255 |
Tuesday flights are found to be more expensive to fly from Boston to San Francisco. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to San Francisco.
When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 53 days in advance, which can save you up to 69% on flights from Boston to San Francisco compared to booking the week you need them. Waiting 53 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at C$ 565. For sooner than that we have options available in the next 3 days from C$ 757.
The best pricing can be found in the month of February. Prices to San Francisco from Boston average C$ 502. You can even find prices in February for less than C$ 502, as users have found deals to San Francisco from as low as C$ 147. The month of June appears to be one of the more expensive times to travel to San Francisco from Boston. Flying in the targeted month can save you up to 21%.
When flying from Boston to San Francisco, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 27% versus a flight at noon.
Fly from
Fly to
Budget
C$ 295 - C$ 472
Route
Depart
Return
Price
Boston Logan IntlSan Francisco
BOS - SFO
BOSSFO
Boston Logan Intl
Sat 24/8
Nonstop6h 56m
San Francisco
Sat 7/9
Nonstop5h 51m
Boston Logan IntlSan Francisco
BOS - SFO
BOSSFO
Boston Logan Intl
Sat 20/7
Nonstop6h 52m
San Francisco
Sun 4/8
Nonstop5h 46m
Boston Logan IntlSan Francisco
BOS - SFO
BOSSFO
Boston Logan Intl
Tue 27/8
1 stop12h 20m
San Francisco
Sun 8/9
Nonstop5h 33m
Boston Logan IntlSan Francisco
BOS - SFO
BOSSFO
Boston Logan Intl
Sat 24/8
Nonstop6h 30m
San Francisco
Sat 7/9
1 stop10h 07m
Boston Logan IntlSan Francisco
BOS - SFO
BOSSFO
Boston Logan Intl
Wed 12/6
Nonstop6h 45m
San Francisco
Wed 31/7
Nonstop6h 00m
Boston Logan IntlSan Francisco
BOS - SFO
BOSSFO
Boston Logan Intl
Fri 30/8
Nonstop6h 34m
San Francisco
Wed 4/9
Nonstop5h 36m
Boston Logan IntlSan Francisco
BOS - SFO
BOSSFO
Boston Logan Intl
Tue 11/6
Nonstop6h 35m
San Francisco
Tue 23/7
Nonstop5h 36m
Boston Logan IntlSan Francisco
BOS - SFO
BOSSFO
Boston Logan Intl
Fri 19/7
1 stop14h 25m
San Francisco
Fri 26/7
1 stop26h 21m
Boston Logan IntlSan Francisco
BOS - SFO
BOSSFO
Boston Logan Intl
Sat 17/8
1 stop10h 48m
San Francisco
Mon 26/8
2 stops12h 16m
SFO Temperature | 11 - 17 °C |
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Food
Entertainment
Boarding
Comfort
Crew
Overall
Reviews
Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.
Food
Entertainment
Boarding
Comfort
Crew
Overall
Reviews
Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.
Food
Entertainment
Boarding
Comfort
Crew
Overall
Reviews
Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.
Food
Entertainment
Boarding
Comfort
Crew
Overall
Reviews
Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.
Food
Entertainment
Boarding
Comfort
Crew
Overall
Reviews
Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.
Food
Entertainment
Boarding
Comfort
Crew
Overall
Reviews
Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.
12%of flight departures | Early morningMidnight to 6 am |
---|---|
27%of flight departures | Morning6 am to noon |
51%of flight departures | AfternoonNoon to 6 pm |
10%of flight departures | Evening6 pm to midnight |
Sunday | 48daily flights |
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Monday | 51daily flights |
Tuesday | 45daily flights |
Wednesday | 40daily flights |
Thursday | 45daily flights |
Friday | 50daily flights |
Saturday | 33daily flights |
When you search for this flight from Boston to San Francisco, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.
Cheapflights helps you find that perfect flight to San Francisco from Boston by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!
Cheapflights does show flights with no change fees to all users. To see these options for flights from Boston to San Francisco, users can toggle the no change fees filter when performing a flight search.
Not ready to book yet? You can track prices for flights from Boston to San Francisco on Cheapflights with our Price Alert feature and get notified when better prices are available.