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Cheap flights from San Francisco (SFO) to Boston (BOS)

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1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
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How to find the cheapest flight from San Francisco (SFO) to Boston (BOS)

How to find the cheapest flight from San Francisco (SFO) to Boston (BOS)
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How to find the cheapest flight from San Francisco (SFO) to Boston (BOS)
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How to find the cheapest flight from San Francisco (SFO) to Boston (BOS)
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Cheap flights from San Francisco to Boston in November , December 2025

28 Nov - 06 Dec $ 377.00
SFO
San Francisco
Alaska Airlines
DIRECT
BOS
Boston
BOS
Boston
Alaska Airlines
DIRECT
SFO
San Francisco
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23 Nov - 09 Dec $ 430.00
SFO
San Francisco
Alaska Airlines
DIRECT
BOS
Boston
BOS
Boston
Alaska Airlines
DIRECT
SFO
San Francisco
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22 Nov - 15 Dec $ 618.00
SFO
San Francisco
United Airlines
DIRECT
BOS
Boston
BOS
Boston
United Airlines
DIRECT
SFO
San Francisco
Pick dates

Last minute flights from San Francisco to Boston

29 Nov - 30 Nov $ 497.00
SFO
San Francisco
Alaska Airlines
1 STOPS
BOS
Boston
BOS
Boston
Alaska Airlines
DIRECT
SFO
San Francisco
Pick dates
29 Nov - 30 Nov $ 587.00
SFO
San Francisco
United Airlines
DIRECT
BOS
Boston
BOS
Boston
United Airlines
DIRECT
SFO
San Francisco
Pick dates
28 Nov - 30 Nov $ 1,039.00
SFO
San Francisco
United Airlines
DIRECT
BOS
Boston
BOS
Boston
United Airlines
DIRECT
SFO
San Francisco
Pick dates

One-way flights to Boston from San Francisco

7:45 AM - 7:45 AM
Alaska Airlines
0 Stops
5h 43m
SFO - BOS
$ 297
Kiwi
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7:45 AM - 7:45 AM
Alaska Airlines
0 Stops
5h 43m
SFO - BOS
$ 297
Kiwi
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1:00 PM - 1:00 PM
United Airlines
0 Stops
5h 38m
SFO - BOS
$ 349
Kiwi
Pick dates

How to find the cheapest flight from San Francisco (SFO) to Boston (BOS)

Related info for your journey
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How to find the cheapest flight from San Francisco (SFO) to Boston (BOS)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from San Francisco (SFO) to Boston (BOS)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.