$113 Cheap Frontier Airlines flights Philadelphia (PHL) to San Francisco (SFO)

$113 Cheap Frontier Airlines flights Philadelphia (PHL) to San Francisco (SFO)

Prices were available within the past 7 days and start at $113 for one-way flights and $225 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Oct 4 - Mon, Oct 6

PHL

Philadelphia

SFO

San Francisco

$225 Roundtrip, found 5 days ago

$225

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Sat, Oct 4 from Philadelphia to San Francisco, returning Mon, Oct 6, priced at $225 found 5 days ago

Thu, Oct 2 - Mon, Oct 6

PHL

Philadelphia

SFO

San Francisco

$226 Roundtrip, found 5 days ago

$226

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Thu, Oct 2 from Philadelphia to San Francisco, returning Mon, Oct 6, priced at $226 found 5 days ago

Sat, Oct 4 - Sun, Oct 5

PHL

Philadelphia

SFO

San Francisco

$247 Roundtrip, found 5 days ago

$247

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Sat, Oct 4 from Philadelphia to San Francisco, returning Sun, Oct 5, priced at $247 found 5 days ago

Thu, Oct 2 - Sun, Oct 5

PHL

Philadelphia

SFO

San Francisco

$248 Roundtrip, found 5 days ago

$248

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Thu, Oct 2 from Philadelphia to San Francisco, returning Sun, Oct 5, priced at $248 found 5 days ago

Fri, Oct 3 - Sun, Oct 5

PHL

Philadelphia

SFO

San Francisco

$270 Roundtrip, found 5 days ago

$270

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Fri, Oct 3 from Philadelphia to San Francisco, returning Sun, Oct 5, priced at $270 found 5 days ago

Thu, Oct 9 - Thu, Oct 23

PHL

Philadelphia

SFO

San Francisco

$274 Roundtrip, found 3 days ago

$274

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Thu, Oct 9 from Philadelphia to San Francisco, returning Thu, Oct 23, priced at $274 found 3 days ago