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

How to find the cheapest flight from San Antonio (SAT) to Boston (BOS)
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How to find the cheapest flight from San Antonio (SAT) to Boston (BOS)
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How to find the cheapest flight from San Antonio (SAT) to Boston (BOS)
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Cheap flights from San Antonio to Boston in August , September 2026

31 Aug - 16 Sep $ 449.00
SAT
San Antonio
United Airlines
1 STOPS
BOS
Boston
BOS
Boston
United Airlines
1 STOPS
SAT
San Antonio
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25 Aug - 11 Sep $ 1,163.00
SAT
San Antonio
Alaska Airlines
1 STOPS
BOS
Boston
BOS
Boston
Alaska Airlines
1 STOPS
SAT
San Antonio
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24 Aug - 11 Sep $ 1,163.00
SAT
San Antonio
Alaska Airlines
1 STOPS
BOS
Boston
BOS
Boston
Alaska Airlines
1 STOPS
SAT
San Antonio
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Last minute flights from San Antonio to Boston

29 Aug - 31 Aug $ 579.00
SAT
San Antonio
United Airlines
1 STOPS
BOS
Boston
BOS
Boston
United Airlines
1 STOPS
SAT
San Antonio
Pick dates
26 Aug - 31 Aug $ 579.00
SAT
San Antonio
United Airlines
1 STOPS
BOS
Boston
BOS
Boston
United Airlines
1 STOPS
SAT
San Antonio
Pick dates
25 Aug - 31 Aug $ 579.00
SAT
San Antonio
United Airlines
1 STOPS
BOS
Boston
BOS
Boston
United Airlines
1 STOPS
SAT
San Antonio
Pick dates

One-way flights to Boston from San Antonio

5:30 AM - 7:20 AM
United Airlines
1 Stops
5h 54m
SAT - BOS
$ 364
Kiwi
Pick dates
5:30 AM - 7:20 AM
United Airlines
1 Stops
5h 54m
SAT - BOS
$ 400
Kiwi
Pick dates
5:30 AM - 7:20 AM
United Airlines
1 Stops
5h 54m
SAT - BOS
$ 400
Kiwi
Pick dates

How to find the cheapest flight from San Antonio (SAT) to Boston (BOS)

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