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

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

Prices were available within the past 7 days and start at for one-way flights and $241 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Jul 8 - Sat, Jul 12

MSP

Minneapolis

STL

St. Louis

$241 Roundtrip, found 19 hours ago

$241

Roundtrip

found 19 hours ago

Select Frontier Airlines flight, departing Tue, Jul 8 from Minneapolis to St. Louis, returning Sat, Jul 12, priced at $241 found 19 hours ago

Thu, Jul 10 - Sat, Jul 12

MSP

Minneapolis

STL

St. Louis

$261 Roundtrip, found 19 hours ago

$261

Roundtrip

found 19 hours ago

Select Frontier Airlines flight, departing Thu, Jul 10 from Minneapolis to St. Louis, returning Sat, Jul 12, priced at $261 found 19 hours ago