$54 Cheap Frontier Airlines flights Las Vegas (LAS) to St. Louis (STL)

$54 Cheap Frontier Airlines flights Las Vegas (LAS) to St. Louis (STL)

Prices were available within the past 7 days and start at $54 for one-way flights and $108 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Jul 30 - Sat, Aug 1

LAS

Las Vegas

STL

St. Louis

$108 Roundtrip, found 4 days ago

$108

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Thu, Jul 30 from Las Vegas to St. Louis, returning Sat, Aug 1, priced at $108 found 4 days ago

Thu, Jul 30 - Mon, Aug 3

LAS

Las Vegas

STL

St. Louis

$114 Roundtrip, found 4 days ago

$114

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Thu, Jul 30 from Las Vegas to St. Louis, returning Mon, Aug 3, priced at $114 found 4 days ago

Thu, Jul 30 - Wed, Aug 5

LAS

Las Vegas

STL

St. Louis

$116 Roundtrip, found 4 days ago

$116

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Thu, Jul 30 from Las Vegas to St. Louis, returning Wed, Aug 5, priced at $116 found 4 days ago

Thu, Jul 30 - Tue, Aug 4

LAS

Las Vegas

STL

St. Louis

$173 Roundtrip, found 4 days ago

$173

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Thu, Jul 30 from Las Vegas to St. Louis, returning Tue, Aug 4, priced at $173 found 4 days ago

Tue, Jul 28 - Sat, Aug 1

LAS

Las Vegas

STL

St. Louis

$178 Roundtrip, found 4 days ago

$178

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Tue, Jul 28 from Las Vegas to St. Louis, returning Sat, Aug 1, priced at $178 found 4 days ago

Tue, Jul 28 - Mon, Aug 3

LAS

Las Vegas

STL

St. Louis

$184 Roundtrip, found 4 days ago

$184

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Tue, Jul 28 from Las Vegas to St. Louis, returning Mon, Aug 3, priced at $184 found 4 days ago