Cheap Frontier Airlines flights Philadelphia (PHL) to San Antonio (SAT)

Cheap Frontier Airlines flights Philadelphia (PHL) to San Antonio (SAT)

Prices were available within the past 7 days and start at for one-way flights and $188 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, May 12 - Thu, May 22

PHL

Philadelphia

SAT

San Antonio

$188 Roundtrip, found 1 day ago

$188

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Mon, May 12 from Philadelphia to San Antonio, returning Thu, May 22, priced at $188 found 1 day ago

Fri, May 16 - Thu, May 22

PHL

Philadelphia

SAT

San Antonio

$228 Roundtrip, found 1 day ago

$228

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Fri, May 16 from Philadelphia to San Antonio, returning Thu, May 22, priced at $228 found 1 day ago

Mon, May 12 - Fri, May 23

TTN

Trenton

SAT

San Antonio

$250 Roundtrip, found 1 day ago

$250

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Mon, May 12 from Trenton to San Antonio, returning Fri, May 23, priced at $250 found 1 day ago

Fri, May 16 - Sat, May 24

PHL

Philadelphia

SAT

San Antonio

$268 Roundtrip, found 1 day ago

$268

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Fri, May 16 from Philadelphia to San Antonio, returning Sat, May 24, priced at $268 found 1 day ago

Fri, May 16 - Fri, May 23

PHL

Philadelphia

SAT

San Antonio

$290 Roundtrip, found 1 day ago

$290

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Fri, May 16 from Philadelphia to San Antonio, returning Fri, May 23, priced at $290 found 1 day ago