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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 March , April 2026

29 Mar - 15 Apr $ 266.00
SAN
San Diego
Frontier Airlines
1 STOPS
SAT
San Antonio
SAT
San Antonio
Frontier Airlines
1 STOPS
SAN
San Diego
Pick dates
11 Mar - 06 Apr $ 1,138.00
SAN
San Diego
Alaska Airlines
1 STOPS
SAT
San Antonio
SAT
San Antonio
Alaska Airlines
1 STOPS
SAN
San Diego
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11 Mar - 06 Apr $ 1,202.00
SAN
San Diego
Alaska Airlines
1 STOPS
SAT
San Antonio
SAT
San Antonio
Alaska Airlines
1 STOPS
SAN
San Diego
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Last minute flights from San Diego to San Antonio

29 Mar - 31 Mar $ 311.00
SAN
San Diego
Frontier Airlines
1 STOPS
SAT
San Antonio
SAT
San Antonio
Frontier Airlines
1 STOPS
SAN
San Diego
Pick dates
26 Mar - 31 Mar $ 333.00
SAN
San Diego
Frontier Airlines
1 STOPS
SAT
San Antonio
SAT
San Antonio
Frontier Airlines
1 STOPS
SAN
San Diego
Pick dates
15 Mar - 31 Mar $ 339.00
SAN
San Diego
Frontier Airlines
1 STOPS
SAT
San Antonio
SAT
San Antonio
Frontier Airlines
1 STOPS
SAN
San Diego
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One-way flights to San Antonio from San Diego

3:04 PM - 9:53 PM
United Airlines
1 Stops
5h 55m
SAN - SAT
$ 155
Kiwi
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12:16 PM - 6:16 PM
United Airlines
1 Stops
5h 13m
SAN - SAT
$ 226
Kiwi
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8:45 AM - 1:36 PM
United Airlines
1 Stops
6h 6m
SAN - SAT
$ 226
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.