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Cheap flights from Ontario (ONT) 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 Ontario (ONT) to Las Vegas (LAS)

How to find the cheapest flight from Ontario (ONT) to Las Vegas (LAS)
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How to find the cheapest flight from Ontario (ONT) to Las Vegas (LAS)
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How to find the cheapest flight from Ontario (ONT) to Las Vegas (LAS)
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Cheap flights from Ontario to Las Vegas in April , May 2025

30 Apr - 29 May $ 73.00
ONT
Ontario
Frontier Airlines
DIRECT
LAS
Las Vegas
LAS
Las Vegas
Frontier Airlines
DIRECT
ONT
Ontario
Pick dates
24 Apr - 08 May $ 89.00
ONT
Ontario
Frontier Airlines
DIRECT
LAS
Las Vegas
LAS
Las Vegas
Frontier Airlines
DIRECT
ONT
Ontario
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24 Apr - 08 May $ 98.00
ONT
Ontario
Volaris
DIRECT
LAS
Las Vegas
LAS
Las Vegas
Volaris
DIRECT
ONT
Ontario
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Last minute flights from Ontario to Las Vegas

24 Apr - 30 Apr $ 99.00
ONT
Ontario
Frontier Airlines
DIRECT
LAS
Las Vegas
LAS
Las Vegas
Frontier Airlines
DIRECT
ONT
Ontario
Pick dates
24 Apr - 30 Apr $ 101.00
ONT
Ontario
Frontier Airlines
DIRECT
LAS
Las Vegas
LAS
Las Vegas
Frontier Airlines
DIRECT
ONT
Ontario
Pick dates
23 Apr - 30 Apr $ 101.00
ONT
Ontario
Frontier Airlines
DIRECT
LAS
Las Vegas
LAS
Las Vegas
Frontier Airlines
DIRECT
ONT
Ontario
Pick dates

One-way flights to Las Vegas from Ontario

10:44 AM - 10:44 AM
Frontier Airlines
0 Stops
1h 9m
ONT - LAS
$ 42
Kiwi
Pick dates
8:45 PM - 8:45 PM
Frontier Airlines
0 Stops
1h 8m
ONT - LAS
$ 58
Kiwi
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10:53 AM - 10:53 AM
Frontier Airlines
0 Stops
1h 9m
ONT - LAS
$ 58
Kiwi
Pick dates

How to find the cheapest flight from Ontario (ONT) to Las Vegas (LAS)

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