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Cheap flights from San Diego (SAN) to Boston (BOS)

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1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
Save up to 31%
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How to find the cheapest flight from San Diego (SAN) to Boston (BOS)

How to find the cheapest flight from San Diego (SAN) to Boston (BOS)
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How to find the cheapest flight from San Diego (SAN) to Boston (BOS)
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How to find the cheapest flight from San Diego (SAN) to Boston (BOS)
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Cheap flights from San Diego to Boston in May , June 2026

27 May - 10 Jun $ 277.00
SAN
San Diego
Alaska Airlines
DIRECT
BOS
Boston
BOS
Boston
Alaska Airlines
DIRECT
SAN
San Diego
Pick dates
12 May - 10 Jun $ 466.00
SAN
San Diego
Alaska Airlines
DIRECT
BOS
Boston
BOS
Boston
Alaska Airlines
DIRECT
SAN
San Diego
Pick dates
08 May - 10 Jun $ 528.00
SAN
San Diego
Alaska Airlines
DIRECT
BOS
Boston
BOS
Boston
Alaska Airlines
DIRECT
SAN
San Diego
Pick dates

Last minute flights from San Diego to Boston

31 May - 31 May $ 272.00
SAN
San Diego
Alaska Airlines
DIRECT
BOS
Boston
BOS
Boston
Alaska Airlines
DIRECT
SAN
San Diego
Pick dates
12 May - 31 May $ 586.00
SAN
San Diego
Alaska Airlines
DIRECT
BOS
Boston
BOS
Boston
Alaska Airlines
DIRECT
SAN
San Diego
Pick dates
12 May - 31 May $ 586.00
SAN
San Diego
Alaska Airlines
DIRECT
BOS
Boston
BOS
Boston
Alaska Airlines
DIRECT
SAN
San Diego
Pick dates

One-way flights to Boston from San Diego

2:08 PM - 2:08 PM
United Airlines
0 Stops
8h 6m
SAN - BOS
$ 114
Kiwi
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7:00 AM - 1:55 PM
United Airlines
1 Stops
7h 22m
SAN - BOS
$ 207
Kiwi
Pick dates
8:07 AM - 8:07 AM
Alaska Airlines
0 Stops
5h 46m
SAN - BOS
$ 328
Kiwi
Pick dates

How to find the cheapest flight from San Diego (SAN) to Boston (BOS)

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