$96 Cheap Frontier Airlines flights Philadelphia (PHL) to San Francisco (SFO)

$96 Cheap Frontier Airlines flights Philadelphia (PHL) to San Francisco (SFO)

Prices were available within the past 7 days and start at $96 for one-way flights and $420 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Mar 24 - Sun, Apr 5

PHL

Philadelphia

SFO

San Francisco

$420 Roundtrip, found 1 day ago

$420

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Tue, Mar 24 from Philadelphia to San Francisco, returning Sun, Apr 5, priced at $420 found 1 day ago

Mon, Mar 30 - Sun, Apr 5

PHL

Philadelphia

SFO

San Francisco

$470 Roundtrip, found 1 day ago

$470

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Mon, Mar 30 from Philadelphia to San Francisco, returning Sun, Apr 5, priced at $470 found 1 day ago