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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 March , April 2026

24 Mar - 01 Apr $ 261.00
PHL
Philadelphia
Frontier Airlines
1 STOPS
SAT
San Antonio
SAT
San Antonio
Frontier Airlines
1 STOPS
PHL
Philadelphia
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07 Mar - 07 Apr $ 1,216.00
PHL
Philadelphia
Hawaiian Airlines
1 STOPS
SAT
San Antonio
SAT
San Antonio
Hawaiian Airlines
1 STOPS
PHL
Philadelphia
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07 Mar - 07 Apr $ 1,341.00
PHL
Philadelphia
Hawaiian Airlines
1 STOPS
SAT
San Antonio
SAT
San Antonio
Hawaiian Airlines
1 STOPS
PHL
Philadelphia
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Last minute flights from Philadelphia to San Antonio

24 Mar - 31 Mar $ 261.00
PHL
Philadelphia
Frontier Airlines
1 STOPS
SAT
San Antonio
SAT
San Antonio
Frontier Airlines
1 STOPS
PHL
Philadelphia
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24 Mar - 31 Mar $ 288.00
PHL
Philadelphia
Frontier Airlines
1 STOPS
SAT
San Antonio
SAT
San Antonio
Frontier Airlines
1 STOPS
PHL
Philadelphia
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24 Mar - 31 Mar $ 288.00
PHL
Philadelphia
Spirit Airlines
1 STOPS
SAT
San Antonio
SAT
San Antonio
Spirit Airlines
1 STOPS
PHL
Philadelphia
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One-way flights to San Antonio from Philadelphia

5:00 AM - 11:07 AM
Frontier Airlines
1 Stops
9h 23m
PHL - SAT
$ 157
Kiwi
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5:45 AM - 9:34 AM
United Airlines
1 Stops
6h 2m
PHL - SAT
$ 318
Kiwi
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6:30 AM - 9:10 AM
United Airlines
1 Stops
6h 57m
PHL - SAT
$ 322
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.