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Cheap flights from St Louis (STL) to Las Vegas (LAS)

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1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
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How to find the cheapest flight from St Louis (STL) to Las Vegas (LAS)

How to find the cheapest flight from St Louis (STL) to Las Vegas (LAS)
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How to find the cheapest flight from St Louis (STL) to Las Vegas (LAS)
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How to find the cheapest flight from St Louis (STL) to Las Vegas (LAS)
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Cheap flights from St Louis to Las Vegas in February , March 2026

27 Feb - 06 Mar $ 122.00
STL
St Louis
Frontier Airlines
DIRECT
LAS
Las Vegas
LAS
Las Vegas
Frontier Airlines
DIRECT
STL
St Louis
Pick dates
09 Feb - 06 Mar $ 238.00
STL
St Louis
Frontier Airlines
DIRECT
LAS
Las Vegas
LAS
Las Vegas
Frontier Airlines
DIRECT
STL
St Louis
Pick dates
12 Feb - 06 Mar $ 258.00
STL
St Louis
Frontier Airlines
DIRECT
LAS
Las Vegas
LAS
Las Vegas
Frontier Airlines
DIRECT
STL
St Louis
Pick dates

Last minute flights from St Louis to Las Vegas

27 Feb - 28 Feb $ 127.00
STL
St Louis
Frontier Airlines
DIRECT
LAS
Las Vegas
LAS
Las Vegas
Frontier Airlines
DIRECT
STL
St Louis
Pick dates
09 Feb - 28 Feb $ 243.00
STL
St Louis
Frontier Airlines
DIRECT
LAS
Las Vegas
LAS
Las Vegas
Frontier Airlines
DIRECT
STL
St Louis
Pick dates
05 Feb - 28 Feb $ 263.00
STL
St Louis
Frontier Airlines
DIRECT
LAS
Las Vegas
LAS
Las Vegas
Frontier Airlines
DIRECT
STL
St Louis
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One-way flights to Las Vegas from St Louis

10:11 PM - 10:11 PM
Frontier Airlines
0 Stops
3h 48m
STL - LAS
$ 63
Kiwi
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9:32 PM - 9:32 PM
Frontier Airlines
0 Stops
3h 57m
STL - LAS
$ 179
Kiwi
Pick dates
10:11 PM - 10:11 PM
Frontier Airlines
0 Stops
3h 48m
STL - LAS
$ 199
Kiwi
Pick dates

How to find the cheapest flight from St Louis (STL) to Las Vegas (LAS)

Related info for your journey
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How to find the cheapest flight from St Louis (STL) to Las Vegas (LAS)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from St Louis (STL) to Las Vegas (LAS)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.