$140 Cheap Frontier Airlines flights San Diego (SAN) to St. Louis (STL)

$140 Cheap Frontier Airlines flights San Diego (SAN) to St. Louis (STL)

Prices were available within the past 7 days and start at $140 for one-way flights and $234 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Jul 1 - Sat, Jul 4

SAN

San Diego

STL

St. Louis

$234 Roundtrip, found 1 day ago

$234

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Wed, Jul 1 from San Diego to St. Louis, returning Sat, Jul 4, priced at $234 found 1 day ago

Tue, Jun 30 - Sat, Jul 4

SAN

San Diego

STL

St. Louis

$244 Roundtrip, found 1 day ago

$244

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Tue, Jun 30 from San Diego to St. Louis, returning Sat, Jul 4, priced at $244 found 1 day ago

Thu, Jun 25 - Sat, Jul 4

SAN

San Diego

STL

St. Louis

$254 Roundtrip, found 1 day ago

$254

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Thu, Jun 25 from San Diego to St. Louis, returning Sat, Jul 4, priced at $254 found 1 day ago

Wed, Jul 1 - Fri, Jul 3

SAN

San Diego

STL

St. Louis

$264 Roundtrip, found 1 day ago

$264

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Wed, Jul 1 from San Diego to St. Louis, returning Fri, Jul 3, priced at $264 found 1 day ago

Wed, Jul 1 - Tue, Jul 7

SAN

San Diego

STL

St. Louis

$270 Roundtrip, found 1 day ago

$270

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Wed, Jul 1 from San Diego to St. Louis, returning Tue, Jul 7, priced at $270 found 1 day ago

Sat, Jun 27 - Sat, Jul 4

SAN

San Diego

STL

St. Louis

$272 Roundtrip, found 1 day ago

$272

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Sat, Jun 27 from San Diego to St. Louis, returning Sat, Jul 4, priced at $272 found 1 day ago