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Cheap flights from Boston (BOS) to San Antonio (SAT)

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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 Boston (BOS) to San Antonio (SAT)

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

24 Nov - 11 Dec $ 379.00
BOS
Boston
Spirit Airlines
1 STOPS
SAT
San Antonio
SAT
San Antonio
Spirit Airlines
1 STOPS
BOS
Boston
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26 Nov - 11 Dec $ 918.00
BOS
Boston
Hawaiian Airlines
1 STOPS
SAT
San Antonio
SAT
San Antonio
Hawaiian Airlines
2 STOPS
BOS
Boston
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28 Nov - 01 Dec $ 1,383.00
BOS
Boston
Alaska Airlines
1 STOPS
SAT
San Antonio
SAT
San Antonio
Alaska Airlines
1 STOPS
BOS
Boston
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Last minute flights from Boston to San Antonio

24 Nov - 01 Dec $ 522.00
BOS
Boston
Frontier Airlines
1 STOPS
SAT
San Antonio
SAT
San Antonio
Frontier Airlines
1 STOPS
BOS
Boston
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27 Nov - 30 Nov $ 1,791.00
BOS
Boston
United Airlines
1 STOPS
SAT
San Antonio
SAT
San Antonio
United Airlines
1 STOPS
BOS
Boston
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28 Nov - 30 Nov $ 2,198.00
BOS
Boston
Hawaiian Airlines
1 STOPS
SAT
San Antonio
SAT
San Antonio
Hawaiian Airlines
1 STOPS
BOS
Boston
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One-way flights to San Antonio from Boston

10:59 AM - 5:15 PM
Spirit Airlines
1 Stops
9h 22m
BOS - SAT
$ 248
Kiwi
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5:30 AM - 8:15 AM
United Airlines
1 Stops
6h 36m
BOS - SAT
$ 459
Kiwi
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9:50 AM - 2:20 PM
United Airlines
1 Stops
6h 39m
BOS - SAT
$ 459
Kiwi
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How to find the cheapest flight from Boston (BOS) to San Antonio (SAT)

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