$121 Cheap Frontier Airlines flights Philadelphia (PHL) to San Diego (SAN)

$121 Cheap Frontier Airlines flights Philadelphia (PHL) to San Diego (SAN)

Prices were available within the past 7 days and start at $121 for one-way flights and $195 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, Mar 23 - Sat, Mar 28

PHL

Philadelphia

SAN

San Diego

$195 Roundtrip, found 6 days ago

$195

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Mon, Mar 23 from Philadelphia to San Diego, returning Sat, Mar 28, priced at $195 found 6 days ago

Thu, Apr 2 - Thu, Apr 9

PHL

Philadelphia

SAN

San Diego

$205 Roundtrip, found 5 days ago

$205

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Thu, Apr 2 from Philadelphia to San Diego, returning Thu, Apr 9, priced at $205 found 5 days ago

Thu, Apr 2 - Fri, Apr 10

PHL

Philadelphia

SAN

San Diego

$225 Roundtrip, found 5 days ago

$225

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Thu, Apr 2 from Philadelphia to San Diego, returning Fri, Apr 10, priced at $225 found 5 days ago

Mon, Mar 23 - Thu, Apr 2

PHL

Philadelphia

SAN

San Diego

$230 Roundtrip, found 2 days ago

$230

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Mon, Mar 23 from Philadelphia to San Diego, returning Thu, Apr 2, priced at $230 found 2 days ago

Mon, Feb 16 - Mon, Feb 23

PHL

Philadelphia

SAN

San Diego

$240 Roundtrip, found 9 hours ago

$240

Roundtrip

found 9 hours ago

Select Frontier Airlines flight, departing Mon, Feb 16 from Philadelphia to San Diego, returning Mon, Feb 23, priced at $240 found 9 hours ago

Sun, Feb 22 - Thu, Feb 26

PHL

Philadelphia

SAN

San Diego

$245 Roundtrip, found 9 hours ago

$245

Roundtrip

found 9 hours ago

Select Frontier Airlines flight, departing Sun, Feb 22 from Philadelphia to San Diego, returning Thu, Feb 26, priced at $245 found 9 hours ago

Thu, Feb 19 - Mon, Feb 23

PHL

Philadelphia

SAN

San Diego

$251 Roundtrip, found 9 hours ago

$251

Roundtrip

found 9 hours ago

Select Frontier Airlines flight, departing Thu, Feb 19 from Philadelphia to San Diego, returning Mon, Feb 23, priced at $251 found 9 hours ago

Thu, Mar 26 - Mon, Mar 30

PHL

Philadelphia

SAN

San Diego

$253 Roundtrip, found 2 days ago

$253

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Thu, Mar 26 from Philadelphia to San Diego, returning Mon, Mar 30, priced at $253 found 2 days ago