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

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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 June , July 2026

17 Jun - 31 Jul $ 427.00
PHL
Philadelphia
Frontier Airlines
1 STOPS
SAT
San Antonio
SAT
San Antonio
Frontier Airlines
2 STOPS
PHL
Philadelphia
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10 Jun - 09 Jul $ 636.00
PHL
Philadelphia
Alaska Airlines
1 STOPS
SAT
San Antonio
SAT
San Antonio
Alaska Airlines
1 STOPS
PHL
Philadelphia
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10 Jun - 10 Jul $ 676.00
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

26 Jun - 30 Jun $ 599.00
PHL
Philadelphia
United Airlines
1 STOPS
SAT
San Antonio
SAT
San Antonio
United Airlines
1 STOPS
PHL
Philadelphia
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10 Jun - 01 Jul $ 734.00
PHL
Philadelphia
Alaska Airlines
1 STOPS
SAT
San Antonio
SAT
San Antonio
Alaska Airlines
1 STOPS
PHL
Philadelphia
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10 Jun - 30 Jun $ 867.00
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

11:00 AM - 3:20 PM
Frontier Airlines
1 Stops
10h 11m
PHL - SAT
$ 179
Kiwi
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11:00 AM - 3:20 PM
Frontier Airlines
1 Stops
10h 11m
PHL - SAT
$ 179
Kiwi
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12:42 PM - 3:40 PM
Frontier Airlines
1 Stops
7h 14m
PHL - SAT
$ 198
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.