Cheap flights from Boston to San Francisco

Round-trip
Economy
Boston (BOS)
San Francisco (SFO)
Mon 12/28
Mon 1/4
Any month
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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 $194 The best flight deal from Boston to San Francisco found on momondo in the last 72 hours is $194
Fastest flight time 6h 29m The fastest flight from Boston to San Francisco takes 6h 29m.
Direct flights Mo, Tu, We, Th and Fr Direct flights go from Boston to San Francisco on Monday, Tuesday, Wednesday, Thursday and Friday. Airline offering direct flights is JetBlue..
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?
January
The cheapest time of year to fly to San Francisco from Boston is January. 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?
34 days before
The cheapest time to buy a flight from Boston to San Francisco is approximately 34 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
Jan 14
BOS
Boston Logan Intl
32h 57m
2 stops
SFO
San Francisco
Jan 18
SFO
San Francisco
18h 57m
2 stops
BOS
Boston Logan Intl
Multiple Airlines
Dec 14
BOS
Boston Logan Intl
23h 25m
2 stops
SFO
San Francisco
Jan 21
SFO
San Francisco
18h 26m
3 stops
BOS
Boston Logan Intl
Multiple Airlines
Dec 14
BOS
Boston Logan Intl
23h 25m
2 stops
SFO
San Francisco
Jan 14
SFO
San Francisco
18h 26m
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
Dec 24
BOS
Boston Logan Intl
31h 28m
2 stops
SFO
San Francisco
Frontier
Jan 7
BOS
Boston Logan Intl
32h 57m
2 stops
SFO
San Francisco
Multiple Airlines
Dec 20
BOS
Boston Logan Intl
27h 09m
2 stops
SFO
San Francisco

Which airlines flying from Boston Logan Intl to San Francisco have COVID-19 safety policies in place?

Airlines such as Alaska Airlines, JetBlue, and Delta have taken additional precautions to make sure you’re safer while traveling. Airlines flying from Boston Logan Intl to San Francisco are working to protect travelers. Some of these new policies include temperature checks, pre-flight testing, sanitization of key touchpoints, as well as mask requirements when onboard. Some airlines have even implemented socially distanced seating for a limited time. Policies will vary by airline.

Are airlines flying from Boston Logan Intl to San Francisco offering flexible cancellation due to COVID-19?

Due to the global impact of COVID-19, some of our airline partners operating flights from Boston Logan Intl to San Francisco, such as United Airlines, JetBlue, and Delta may have put in place flexible cancellation policies. Use our site to search for all of the airlines offering this flexibility to you.


Flights from Boston to:

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