Cheap Frontier Airlines flights St. Louis (STL) to San Diego (SAN)

Cheap Frontier Airlines flights St. Louis (STL) to San Diego (SAN)

Prices were available within the past 7 days and start at for one-way flights and $180 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Jan 24 - Wed, Jan 28

STL

St. Louis

SAN

San Diego

$180 Roundtrip, found 5 days ago

$180

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Sat, Jan 24 from St. Louis to San Diego, returning Wed, Jan 28, priced at $180 found 5 days ago

Wed, Jan 21 - Wed, Jan 28

STL

St. Louis

SAN

San Diego

$186 Roundtrip, found 5 days ago

$186

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Wed, Jan 21 from St. Louis to San Diego, returning Wed, Jan 28, priced at $186 found 5 days ago

Fri, Jan 23 - Wed, Jan 28

STL

St. Louis

SAN

San Diego

$200 Roundtrip, found 5 days ago

$200

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Fri, Jan 23 from St. Louis to San Diego, returning Wed, Jan 28, priced at $200 found 5 days ago

Thu, Jan 22 - Wed, Jan 28

STL

St. Louis

SAN

San Diego

$206 Roundtrip, found 5 days ago

$206

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Thu, Jan 22 from St. Louis to San Diego, returning Wed, Jan 28, priced at $206 found 5 days ago

Fri, Jan 23 - Fri, Jan 30

STL

St. Louis

SAN

San Diego

$220 Roundtrip, found 5 days ago

$220

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Fri, Jan 23 from St. Louis to San Diego, returning Fri, Jan 30, priced at $220 found 5 days ago

Thu, Jan 22 - Fri, Jan 30

STL

St. Louis

SAN

San Diego

$226 Roundtrip, found 5 days ago

$226

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Thu, Jan 22 from St. Louis to San Diego, returning Fri, Jan 30, priced at $226 found 5 days ago

Thu, Apr 2 - Wed, Apr 8

STL

St. Louis

SAN

San Diego

$240 Roundtrip, found 10 hours ago

$240

Roundtrip

found 10 hours ago

Select Frontier Airlines flight, departing Thu, Apr 2 from St. Louis to San Diego, returning Wed, Apr 8, priced at $240 found 10 hours ago

Fri, Apr 3 - Wed, Apr 8

STL

St. Louis

SAN

San Diego

$270 Roundtrip, found 10 hours ago

$270

Roundtrip

found 10 hours ago

Select Frontier Airlines flight, departing Fri, Apr 3 from St. Louis to San Diego, returning Wed, Apr 8, priced at $270 found 10 hours ago

Thu, Apr 2 - Fri, Apr 3

STL

St. Louis

SAN

San Diego

$320 Roundtrip, found 10 hours ago

$320

Roundtrip

found 10 hours ago

Select Frontier Airlines flight, departing Thu, Apr 2 from St. Louis to San Diego, returning Fri, Apr 3, priced at $320 found 10 hours ago

Fri, Apr 3 - Sat, Apr 4

STL

St. Louis

SAN

San Diego

$350 Roundtrip, found 10 hours ago

$350

Roundtrip

found 10 hours ago

Select Frontier Airlines flight, departing Fri, Apr 3 from St. Louis to San Diego, returning Sat, Apr 4, priced at $350 found 10 hours ago

Sun, Jan 18 - Wed, Jan 28

STL

St. Louis

SAN

San Diego

$375 Roundtrip, found 5 days ago

$375

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Sun, Jan 18 from St. Louis to San Diego, returning Wed, Jan 28, priced at $375 found 5 days ago