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Flights from Chicago to Las Vegas

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Find cheap one-way flights from Chicago to Las Vegas starting at US$ 30.
Searching for the best last minute flight from Chicago to Las Vegas? Find one-way or return flights that are affordable and fit your itinerary.
- One way
- Round-trip
Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.
When is the cheapest time to book flights from Chicago to Las Vegas?
Trip.com monitors the ticket fares of flights from Chicago to Las Vegas. Stay updated on price trends and snag the best deals for your upcoming trip.
Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.
Cheapest airlines flights from Chicago to Las Vegas
View airlines operating flights from Chicago to Las Vegas. Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

Frontier Airlines
From US$ 28

Spirit Airlines
From US$ 43

American Airlines
From US$ 72

Sun Country Airlines
From US$ 96

United Airlines
From US$ 104

Alaska Airlines
From US$ 105

Delta Air Lines
From US$ 111

Allegiant Air
From US$ 133

Jetblue Airways
From US$ 170

Air Canada
From US$ 799
Find cheap flights from Chicago to Las Vegas by different airports
Discover different routes, airlines, and transfers and find the best alternative flights for your journey from Chicago to Las Vegas.
- MDWLASTue, Oct 17One wayDirectFrom US$ 28
- ORDLASTue, Nov 14One way1 transferFrom US$ 38
- RFDLASSun, Oct 1One wayDirectFrom US$ 133
Frequently Asked Questions
Chicago to Las Vegas Flight Information
Cheapest nonstop flight price
$ 30
Cheapest round-trip ticket price
$ 62
Off-season for travel
October
Peak season for travel
March
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