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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 June , July 2026

30 Jun - 31 Jul $ 239.00
STL
St Louis
Frontier Airlines
1 STOPS
LAS
Las Vegas
LAS
Las Vegas
Frontier Airlines
DIRECT
STL
St Louis
Pick dates
30 Jun - 10 Jul $ 341.00
STL
St Louis
Frontier Airlines
1 STOPS
LAS
Las Vegas
LAS
Las Vegas
Frontier Airlines
1 STOPS
STL
St Louis
Pick dates
30 Jun - 02 Jul $ 588.00
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

29 Jun - 30 Jun $ 416.00
STL
St Louis
Frontier Airlines
1 STOPS
LAS
Las Vegas
LAS
Las Vegas
Frontier Airlines
1 STOPS
STL
St Louis
Pick dates
29 Jun - 01 Jul $ 447.00
STL
St Louis
Frontier Airlines
1 STOPS
LAS
Las Vegas
LAS
Las Vegas
Frontier Airlines
1 STOPS
STL
St Louis
Pick dates
29 Jun - 30 Jun $ 567.00
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

8:08 PM - 10:29 PM
Frontier Airlines
1 Stops
5h 21m
STL - LAS
$ 185
Kiwi
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7:03 PM - 10:59 PM
Frontier Airlines
1 Stops
7h 1m
STL - LAS
$ 220
Kiwi
Pick dates
7:46 PM - 7:46 PM
Frontier Airlines
0 Stops
3h 34m
STL - LAS
$ 275
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.