$159 Cheap Frontier Airlines flights San Diego (SAN) to Philadelphia (PHL)

$159 Cheap Frontier Airlines flights San Diego (SAN) to Philadelphia (PHL)

Prices were available within the past 7 days and start at $159 for one-way flights and $318 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Jul 23 - Tue, Jul 29

SAN

San Diego

PHL

Philadelphia

$318 Roundtrip, found 1 day ago

$318

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Wed, Jul 23 from San Diego to Philadelphia, returning Tue, Jul 29, priced at $318 found 1 day ago

Wed, Jul 23 - Mon, Jul 28

SAN

San Diego

PHL

Philadelphia

$326 Roundtrip, found 1 day ago

$326

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Wed, Jul 23 from San Diego to Philadelphia, returning Mon, Jul 28, priced at $326 found 1 day ago

Wed, Jul 23 - Sun, Jul 27

SAN

San Diego

PHL

Philadelphia

$331 Roundtrip, found 1 day ago

$331

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Wed, Jul 23 from San Diego to Philadelphia, returning Sun, Jul 27, priced at $331 found 1 day ago

Sat, Jul 19 - Mon, Jul 28

SAN

San Diego

PHL

Philadelphia

$334 Roundtrip, found 1 day ago

$334

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Sat, Jul 19 from San Diego to Philadelphia, returning Mon, Jul 28, priced at $334 found 1 day ago

Fri, Jul 18 - Mon, Jul 28

SAN

San Diego

PHL

Philadelphia

$339 Roundtrip, found 1 day ago

$339

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Fri, Jul 18 from San Diego to Philadelphia, returning Mon, Jul 28, priced at $339 found 1 day ago

Fri, Jul 18 - Sun, Jul 27

SAN

San Diego

PHL

Philadelphia

$344 Roundtrip, found 1 day ago

$344

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Fri, Jul 18 from San Diego to Philadelphia, returning Sun, Jul 27, priced at $344 found 1 day ago