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Cheap flights from Las Vegas (LAS) to Chicago (CHI)

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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 Las Vegas (LAS) to Chicago (CHI)

How to find the cheapest flight from Las Vegas (LAS) to Chicago (CHI)
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How to find the cheapest flight from Las Vegas (LAS) to Chicago (CHI)
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How to find the cheapest flight from Las Vegas (LAS) to Chicago (CHI)
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Cheap flights from Las Vegas to Chicago in August , September 2026

21 Aug - 13 Sep $ 188.00
LAS
Las Vegas
Allegiant Air
DIRECT
CHI
Chicago
CHI
Chicago
Allegiant Air
DIRECT
LAS
Las Vegas
Pick dates
21 Aug - 09 Sep $ 223.00
LAS
Las Vegas
Frontier Airlines
DIRECT
CHI
Chicago
CHI
Chicago
Frontier Airlines
DIRECT
LAS
Las Vegas
Pick dates
19 Aug - 16 Sep $ 443.00
LAS
Las Vegas
United Airlines
DIRECT
CHI
Chicago
CHI
Chicago
United Airlines
DIRECT
LAS
Las Vegas
Pick dates

Last minute flights from Las Vegas to Chicago

21 Aug - 31 Aug $ 256.00
LAS
Las Vegas
Frontier Airlines
DIRECT
CHI
Chicago
CHI
Chicago
Frontier Airlines
DIRECT
LAS
Las Vegas
Pick dates
20 Aug - 31 Aug $ 256.00
LAS
Las Vegas
Frontier Airlines
DIRECT
CHI
Chicago
CHI
Chicago
Frontier Airlines
DIRECT
LAS
Las Vegas
Pick dates
28 Aug - 31 Aug $ 507.00
LAS
Las Vegas
United Airlines
DIRECT
CHI
Chicago
CHI
Chicago
United Airlines
DIRECT
LAS
Las Vegas
Pick dates

One-way flights to Chicago from Las Vegas

12:56 PM - 12:56 PM
Frontier Airlines
0 Stops
4h 6m
LAS - CHI
$ 121
Kiwi
Pick dates
12:56 PM - 12:56 PM
Frontier Airlines
0 Stops
4h 6m
LAS - CHI
$ 121
Kiwi
Pick dates
11:55 PM - 11:55 PM
United Airlines
0 Stops
3h 30m
LAS - CHI
$ 202
Kiwi
Pick dates

How to find the cheapest flight from Las Vegas (LAS) to Chicago (CHI)

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