Cheap flights from Boston to San Francisco

Round-trip
Economy
Boston (BOS)
San Francisco (SFO)
Thu 10/22
Thu 10/29
Any month
Compare vs. momondo |

Flight information for Boston to San Francisco
(BOS to SFO)

Find info about flight duration, direct flights, and airports for your flight from Boston to San Francisco
Best Price Found $236 The best flight deal from Boston to San Francisco found on momondo in the last 72 hours is $236
Fastest flight time 6h 30m The fastest flight from Boston to San Francisco takes 6h 30m.
Direct flights Su Direct flights go from Boston to San Francisco on Sunday. Airline offering direct flights is Alaska Airlines..
Airports in San Francisco 1 airport There is 1 airport near San Francisco: San Francisco (SFO)

How to get the cheapest flight ticket from Boston to San Francisco

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to San Francisco?
September
The cheapest time of year to fly to San Francisco from Boston is September. Most expensive is December
What is the cheapest day to fly to San Francisco?
Wednesday
The cheapest day of the week is typically Wednesday. The most expensive is typically Sunday
When is the cheapest time to fly to San Francisco?
at noon
Boston to San Francisco flights are approximately 33% more expensive in the afternoon than at noon
What is the cheapest airline that flies to San Francisco?
Spirit Airlines
Spirit Airlines, Frontier, and Major Airline are the most popular carriers operating from Boston to San Francisco
What is the cheapest route?
Boston Logan Intl - San Francisco
Fly from Boston Logan Intl to San Francisco for the best Boston - San Francisco flight prices
BOS
Boston Logan Intl
SFO
San Francisco
When is the cheapest time to book a flight to San Francisco?
53 days before
The cheapest time to buy a flight from Boston to San Francisco is approximately 53 days to departure
60
Days before departure
0

Easily compare round-trip flights from Boston to San Francisco

Below you can see the best fares for your round-trip flight route over the next three months. All fares were found on momondo this week. Browse the quickest and cheapest flights from Boston to San Francisco by changing tabs
Cheapest
Best
Quickest
Multiple Airlines
Oct 15
BOS
Boston Logan Intl
24h 26m
2 stops
SFO
San Francisco
Oct 18
SFO
San Francisco
9h 44m
1 stop
BOS
Boston Logan Intl
Multiple Airlines
Oct 29
BOS
Boston Logan Intl
16h 40m
1 stop
SFO
San Francisco
Nov 8
SFO
San Francisco
19h 46m
2 stops
BOS
Boston Logan Intl
Multiple Airlines
Oct 22
BOS
Boston Logan Intl
24h 26m
2 stops
SFO
San Francisco
Oct 27
SFO
San Francisco
24h 58m
3 stops
BOS
Boston Logan Intl

Find the cheapest one-way flights from Boston to San Francisco

If you're looking for one-way flights from Boston to San Francisco, view some of our deals below.
Cheapest
Best
Quickest
Multiple Airlines
Oct 26
BOS
Boston Logan Intl
28h 20m
2 stops
SFO
San Francisco
Multiple Airlines
Oct 20
BOS
Boston Logan Intl
28h 08m
2 stops
SFO
San Francisco
Multiple Airlines
Oct 7
BOS
Boston Logan Intl
24h 26m
2 stops
SFO
San Francisco

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