Cheap Frontier Airlines flights St. Louis (STL) to Spokane (GEG)

Cheap Frontier Airlines flights St. Louis (STL) to Spokane (GEG)

Prices were available within the past 7 days and start at for one-way flights and $286 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Dec 20 - Tue, Dec 30

STL

St. Louis

GEG

Spokane

$286 Roundtrip, found 1 day ago

$286

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Sat, Dec 20 from St. Louis to Spokane, returning Tue, Dec 30, priced at $286 found 1 day ago

Fri, Dec 19 - Tue, Dec 30

STL

St. Louis

GEG

Spokane

$322 Roundtrip, found 1 day ago

$322

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Fri, Dec 19 from St. Louis to Spokane, returning Tue, Dec 30, priced at $322 found 1 day ago

Sat, Dec 20 - Sun, Dec 28

STL

St. Louis

GEG

Spokane

$507 Roundtrip, found 1 day ago

$507

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Sat, Dec 20 from St. Louis to Spokane, returning Sun, Dec 28, priced at $507 found 1 day ago

Fri, Dec 19 - Sun, Dec 28

STL

St. Louis

GEG

Spokane

$543 Roundtrip, found 1 day ago

$543

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Fri, Dec 19 from St. Louis to Spokane, returning Sun, Dec 28, priced at $543 found 1 day ago