$101 Cheap Frontier Airlines flights Minneapolis (MSP) to St. Louis (STL)

$101 Cheap Frontier Airlines flights Minneapolis (MSP) to St. Louis (STL)

Prices were available within the past 7 days and start at $101 for one-way flights and $170 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Apr 18 - Wed, Apr 29

MSP

Minneapolis

STL

St. Louis

$170 Roundtrip, found 19 hours ago

$170

Roundtrip

found 19 hours ago

Select Frontier Airlines flight, departing Sat, Apr 18 from Minneapolis to St. Louis, returning Wed, Apr 29, priced at $170 found 19 hours ago

Sat, Apr 18 - Thu, Apr 30

MSP

Minneapolis

STL

St. Louis

$190 Roundtrip, found 19 hours ago

$190

Roundtrip

found 19 hours ago

Select Frontier Airlines flight, departing Sat, Apr 18 from Minneapolis to St. Louis, returning Thu, Apr 30, priced at $190 found 19 hours ago

Sun, Apr 19 - Wed, Apr 29

MSP

Minneapolis

STL

St. Louis

$191 Roundtrip, found 19 hours ago

$191

Roundtrip

found 19 hours ago

Select Frontier Airlines flight, departing Sun, Apr 19 from Minneapolis to St. Louis, returning Wed, Apr 29, priced at $191 found 19 hours ago

Sun, Apr 19 - Thu, Apr 30

MSP

Minneapolis

STL

St. Louis

$211 Roundtrip, found 19 hours ago

$211

Roundtrip

found 19 hours ago

Select Frontier Airlines flight, departing Sun, Apr 19 from Minneapolis to St. Louis, returning Thu, Apr 30, priced at $211 found 19 hours ago

Sun, Apr 19 - Mon, Apr 27

MSP

Minneapolis

STL

St. Louis

$232 Roundtrip, found 19 hours ago

$232

Roundtrip

found 19 hours ago

Select Frontier Airlines flight, departing Sun, Apr 19 from Minneapolis to St. Louis, returning Mon, Apr 27, priced at $232 found 19 hours ago

Sat, Apr 18 - Sun, Apr 26

MSP

Minneapolis

STL

St. Louis

$235 Roundtrip, found 19 hours ago

$235

Roundtrip

found 19 hours ago

Select Frontier Airlines flight, departing Sat, Apr 18 from Minneapolis to St. Louis, returning Sun, Apr 26, priced at $235 found 19 hours ago