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

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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 Antonio (SAT) to San Diego (SAN)

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

28 Apr - 07 May $ 131.00
SAT
San Antonio
Frontier Airlines
1 STOPS
SAN
San Diego
SAN
San Diego
Frontier Airlines
1 STOPS
SAT
San Antonio
Pick dates
13 Apr - 09 May $ 847.00
SAT
San Antonio
Alaska Airlines
1 STOPS
SAN
San Diego
SAN
San Diego
Alaska Airlines
1 STOPS
SAT
San Antonio
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13 Apr - 10 May $ 847.00
SAT
San Antonio
Alaska Airlines
1 STOPS
SAN
San Diego
SAN
San Diego
Alaska Airlines
1 STOPS
SAT
San Antonio
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Last minute flights from San Antonio to San Diego

28 Apr - 01 May $ 172.00
SAT
San Antonio
Frontier Airlines
1 STOPS
SAN
San Diego
SAN
San Diego
Frontier Airlines
2 STOPS
SAT
San Antonio
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13 Apr - 01 May $ 989.00
SAT
San Antonio
Alaska Airlines
1 STOPS
SAN
San Diego
SAN
San Diego
Alaska Airlines
1 STOPS
SAT
San Antonio
Pick dates
13 Apr - 30 Apr $ 1,072.00
SAT
San Antonio
Alaska Airlines
1 STOPS
SAN
San Diego
SAN
San Diego
Alaska Airlines
1 STOPS
SAT
San Antonio
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One-way flights to San Diego from San Antonio

4:04 PM - 9:30 PM
Frontier Airlines
1 Stops
9h 2m
SAT - SAN
$ 63
Kiwi
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6:02 PM - 7:50 PM
United Airlines
1 Stops
5h 24m
SAT - SAN
$ 219
Kiwi
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9:40 AM - 12:17 PM
United Airlines
1 Stops
6h 11m
SAT - SAN
$ 219
Kiwi
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How to find the cheapest flight from San Antonio (SAT) to San Diego (SAN)

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