$124 Cheap Frontier Airlines flights Las Vegas (LAS) to St. Louis (STL)

$124 Cheap Frontier Airlines flights Las Vegas (LAS) to St. Louis (STL)

Prices were available within the past 7 days and start at $124 for one-way flights and $278 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Jul 3 - Sun, Jul 13

LAS

Las Vegas

STL

St. Louis

$278 Roundtrip, found 3 days ago

$278

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Thu, Jul 3 from Las Vegas to St. Louis, returning Sun, Jul 13, priced at $278 found 3 days ago

Thu, Oct 9 - Fri, Oct 10

LAS

Las Vegas

STL

St. Louis

$286 Roundtrip, found 4 days ago

$286

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Thu, Oct 9 from Las Vegas to St. Louis, returning Fri, Oct 10, priced at $286 found 4 days ago

Fri, Jul 4 - Thu, Jul 10

LAS

Las Vegas

STL

St. Louis

$297 Roundtrip, found 3 days ago

$297

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Fri, Jul 4 from Las Vegas to St. Louis, returning Thu, Jul 10, priced at $297 found 3 days ago

Fri, Jul 4 - Sun, Jul 6

LAS

Las Vegas

STL

St. Louis

$308 Roundtrip, found 3 days ago

$308

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Fri, Jul 4 from Las Vegas to St. Louis, returning Sun, Jul 6, priced at $308 found 3 days ago