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Cheap flights from San Diego (SAN) 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 San Diego (SAN) to San Antonio (SAT)

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

31 Aug - 16 Sep $ 427.00
SAN
San Diego
United Airlines
1 STOPS
SAT
San Antonio
SAT
San Antonio
United Airlines
1 STOPS
SAN
San Diego
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23 Aug - 09 Sep $ 746.00
SAN
San Diego
Frontier Airlines
2 STOPS
SAT
San Antonio
SAT
San Antonio
Frontier Airlines
1 STOPS
SAN
San Diego
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20 Aug - 09 Sep $ 784.00
SAN
San Diego
Frontier Airlines
1 STOPS
SAT
San Antonio
SAT
San Antonio
Frontier Airlines
1 STOPS
SAN
San Diego
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Last minute flights from San Diego to San Antonio

26 Aug - 31 Aug $ 525.00
SAN
San Diego
United Airlines
1 STOPS
SAT
San Antonio
SAT
San Antonio
United Airlines
1 STOPS
SAN
San Diego
Pick dates
28 Aug - 31 Aug $ 727.00
SAN
San Diego
United Airlines
1 STOPS
SAT
San Antonio
SAT
San Antonio
United Airlines
1 STOPS
SAN
San Diego
Pick dates
24 Aug - 31 Aug $ 731.00
SAN
San Diego
United Airlines
1 STOPS
SAT
San Antonio
SAT
San Antonio
United Airlines
1 STOPS
SAN
San Diego
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One-way flights to San Antonio from San Diego

6:25 AM - 4:13 PM
Frontier Airlines
2 Stops
11h 6m
SAN - SAT
$ 278
Kiwi
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8:45 AM - 8:05 PM
United Airlines
2 Stops
10h 31m
SAN - SAT
$ 386
Kiwi
Pick dates
10:13 AM - 4:35 PM
United Airlines
1 Stops
5h 31m
SAN - SAT
$ 459
Kiwi
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How to find the cheapest flight from San Diego (SAN) to San Antonio (SAT)

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