$103 Cheap Frontier Airlines flights Philadelphia (PHL) to San Diego (SAN)

$103 Cheap Frontier Airlines flights Philadelphia (PHL) to San Diego (SAN)

Prices were available within the past 7 days and start at $103 for one-way flights and $206 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Oct 18 - Fri, Oct 24

PHL

Philadelphia

SAN

San Diego

$206 Roundtrip, found 19 hours ago

$206

Roundtrip

found 19 hours ago

Select Frontier Airlines flight, departing Sat, Oct 18 from Philadelphia to San Diego, returning Fri, Oct 24, priced at $206 found 19 hours ago

Fri, Oct 17 - Fri, Oct 24

PHL

Philadelphia

SAN

San Diego

$226 Roundtrip, found 19 hours ago

$226

Roundtrip

found 19 hours ago

Select Frontier Airlines flight, departing Fri, Oct 17 from Philadelphia to San Diego, returning Fri, Oct 24, priced at $226 found 19 hours ago

Mon, Oct 13 - Fri, Oct 24

PHL

Philadelphia

SAN

San Diego

$274 Roundtrip, found 19 hours ago

$274

Roundtrip

found 19 hours ago

Select Frontier Airlines flight, departing Mon, Oct 13 from Philadelphia to San Diego, returning Fri, Oct 24, priced at $274 found 19 hours ago

Thu, Oct 9 - Fri, Oct 17

PHL

Philadelphia

SAN

San Diego

$293 Roundtrip, found 4 days ago

$293

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Thu, Oct 9 from Philadelphia to San Diego, returning Fri, Oct 17, priced at $293 found 4 days ago

Sat, Oct 18 - Sun, Oct 19

PHL

Philadelphia

SAN

San Diego

$294 Roundtrip, found 19 hours ago

$294

Roundtrip

found 19 hours ago

Select Frontier Airlines flight, departing Sat, Oct 18 from Philadelphia to San Diego, returning Sun, Oct 19, priced at $294 found 19 hours ago

Fri, Oct 17 - Sun, Oct 19

PHL

Philadelphia

SAN

San Diego

$314 Roundtrip, found 19 hours ago

$314

Roundtrip

found 19 hours ago

Select Frontier Airlines flight, departing Fri, Oct 17 from Philadelphia to San Diego, returning Sun, Oct 19, priced at $314 found 19 hours ago