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Cheap flights from Philadelphia (PHL) 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 Philadelphia (PHL) to San Antonio (SAT)

How to find the cheapest flight from Philadelphia (PHL) to San Antonio (SAT)
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How to find the cheapest flight from Philadelphia (PHL) to San Antonio (SAT)
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How to find the cheapest flight from Philadelphia (PHL) to San Antonio (SAT)
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Cheap flights from Philadelphia to San Antonio in February , March 2026

25 Feb - 04 Mar $ 185.00
PHL
Philadelphia
Spirit Airlines
1 STOPS
SAT
San Antonio
SAT
San Antonio
Spirit Airlines
1 STOPS
PHL
Philadelphia
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13 Feb - 10 Mar $ 1,004.00
PHL
Philadelphia
Alaska Airlines
1 STOPS
SAT
San Antonio
SAT
San Antonio
Alaska Airlines
1 STOPS
PHL
Philadelphia
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11 Feb - 08 Mar $ 1,604.00
PHL
Philadelphia
Alaska Airlines
1 STOPS
SAT
San Antonio
SAT
San Antonio
Alaska Airlines
1 STOPS
PHL
Philadelphia
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Last minute flights from Philadelphia to San Antonio

25 Feb - 28 Feb $ 184.00
PHL
Philadelphia
Frontier Airlines
1 STOPS
SAT
San Antonio
SAT
San Antonio
Frontier Airlines
1 STOPS
PHL
Philadelphia
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13 Feb - 01 Mar $ 1,311.00
PHL
Philadelphia
Hawaiian Airlines
1 STOPS
SAT
San Antonio
SAT
San Antonio
Hawaiian Airlines
1 STOPS
PHL
Philadelphia
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11 Feb - 01 Mar $ 1,419.00
PHL
Philadelphia
Alaska Airlines
1 STOPS
SAT
San Antonio
SAT
San Antonio
Alaska Airlines
1 STOPS
PHL
Philadelphia
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One-way flights to San Antonio from Philadelphia

3:45 PM - 9:52 PM
Spirit Airlines
1 Stops
9h 14m
PHL - SAT
$ 101
Kiwi
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12:40 PM - 4:20 PM
United Airlines
1 Stops
5h 53m
PHL - SAT
$ 273
Kiwi
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12:40 PM - 4:20 PM
United Airlines
1 Stops
5h 53m
PHL - SAT
$ 320
Kiwi
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How to find the cheapest flight from Philadelphia (PHL) to San Antonio (SAT)

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