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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)
Save up to 31%
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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

14 Feb - 06 Mar $ 181.00
STL
St Louis
Frontier Airlines
1 STOPS
LAS
Las Vegas
LAS
Las Vegas
Frontier Airlines
DIRECT
STL
St Louis
Pick dates
16 Feb - 06 Mar $ 239.00
STL
St Louis
Frontier Airlines
DIRECT
LAS
Las Vegas
LAS
Las Vegas
Frontier Airlines
DIRECT
STL
St Louis
Pick dates
16 Feb - 07 Mar $ 254.00
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 $ 118.00
STL
St Louis
Frontier Airlines
DIRECT
LAS
Las Vegas
LAS
Las Vegas
Frontier Airlines
DIRECT
STL
St Louis
Pick dates
14 Feb - 28 Feb $ 186.00
STL
St Louis
Frontier Airlines
1 STOPS
LAS
Las Vegas
LAS
Las Vegas
Frontier Airlines
1 STOPS
STL
St Louis
Pick dates
16 Feb - 28 Feb $ 244.00
STL
St Louis
Frontier Airlines
DIRECT
LAS
Las Vegas
LAS
Las Vegas
Frontier Airlines
DIRECT
STL
St Louis
Pick dates

One-way flights to Las Vegas from St Louis

10:11 PM - 10:11 PM
Frontier Airlines
0 Stops
3h 48m
STL - LAS
$ 54
Kiwi
Pick dates
2:51 PM - 9:27 AM
Frontier Airlines
1 Stops
21h 49m
STL - LAS
$ 122
Kiwi
Pick dates
10:11 PM - 10:11 PM
Frontier Airlines
0 Stops
3h 48m
STL - LAS
$ 180
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.