$139 Cheap Spirit Airlines flights Philadelphia (PHL) to San Antonio (SAT)

View $139 flight on Tue, Apr 7, 2026Opens in a new window

$139 Cheap Spirit Airlines flights Philadelphia (PHL) to San Antonio (SAT)

Prices were available within the past 7 days and start at $139 for one-way flights and $333 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Spirit Airlines
Fri, Apr 10 - Sat, Apr 11
PHL
Philadelphia
SAT
San Antonio
$333 Roundtrip, found 1 day ago
$333
Roundtrip
found 1 day ago
Select Spirit Airlines flight, departing Fri, Apr 10 from Philadelphia to San Antonio, returning Sat, Apr 11, priced at $333 found 1 day ago
Spirit Airlines
Fri, Apr 10 - Sat, Apr 11
PHL
Philadelphia
SAT
San Antonio
$371 Roundtrip, found 1 day ago
$371
Roundtrip
found 1 day ago
Select Spirit Airlines flight, departing Fri, Apr 10 from Philadelphia to San Antonio, returning Sat, Apr 11, priced at $371 found 1 day ago
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Flights from Philadelphia (PHL) to San Antonio (SAT)
Origin airport
Philadelphia Intl.
Destination airport
San Antonio Intl.
Airlines serving
American Airlines, Delta, Spirit Airlines, United
Popular airline
American Airlines
Distance
2391 km