$145 Cheap Frontier Airlines flights St. Louis (STL) to Las Vegas (LAS)

$145 Cheap Frontier Airlines flights St. Louis (STL) to Las Vegas (LAS)

Prices were available within the past 7 days and start at $145 for one-way flights and $147 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, May 12 - Thu, May 15

STL

St. Louis

LAS

Las Vegas

$147 Roundtrip, found 1 day ago

$147

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Mon, May 12 from St. Louis to Las Vegas, returning Thu, May 15, priced at $147 found 1 day ago

Sun, May 11 - Thu, May 15

STL

St. Louis

LAS

Las Vegas

$153 Roundtrip, found 1 day ago

$153

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Sun, May 11 from St. Louis to Las Vegas, returning Thu, May 15, priced at $153 found 1 day ago

Mon, May 12 - Wed, May 14

STL

St. Louis

LAS

Las Vegas

$156 Roundtrip, found 1 day ago

$156

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Mon, May 12 from St. Louis to Las Vegas, returning Wed, May 14, priced at $156 found 1 day ago

Sun, May 11 - Sun, May 18

STL

St. Louis

LAS

Las Vegas

$159 Roundtrip, found 1 day ago

$159

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Sun, May 11 from St. Louis to Las Vegas, returning Sun, May 18, priced at $159 found 1 day ago

Sun, May 11 - Wed, May 14

STL

St. Louis

LAS

Las Vegas

$162 Roundtrip, found 1 day ago

$162

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Sun, May 11 from St. Louis to Las Vegas, returning Wed, May 14, priced at $162 found 1 day ago

Fri, May 16 - Sun, May 18

STL

St. Louis

LAS

Las Vegas

$171 Roundtrip, found 1 day ago

$171

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Fri, May 16 from St. Louis to Las Vegas, returning Sun, May 18, priced at $171 found 1 day ago

Fri, May 16 - Tue, May 20

STL

St. Louis

LAS

Las Vegas

$174 Roundtrip, found 1 day ago

$174

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Fri, May 16 from St. Louis to Las Vegas, returning Tue, May 20, priced at $174 found 1 day ago

Sun, May 4 - Wed, May 7

STL

St. Louis

LAS

Las Vegas

$181 Roundtrip, found 1 day ago

$181

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Sun, May 4 from St. Louis to Las Vegas, returning Wed, May 7, priced at $181 found 1 day ago

Sat, May 10 - Sun, May 18

STL

St. Louis

LAS

Las Vegas

$187 Roundtrip, found 1 day ago

$187

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Sat, May 10 from St. Louis to Las Vegas, returning Sun, May 18, priced at $187 found 1 day ago