American Airlines
Mo, We, and Sa
starting at $190
Frontier Airlines
Mo, We, and Sa
starting at $89
United Airlines
Mo, We, and Sa
starting at $239
Flaut.Travel was designed and developed by a team dedicated to making the process of searching, comparing and booking airline tickets as easy and convenient as possible. Our service helps travelers to find and buy the cheapest flights from Chicago to Las Vegas. We have connected more than 40 airlines and airline ticketing agencies to help you find the most suitable and affordable flight option.
A non-stop flight is the most convenient and comfortable way to fly from Chicago to Las Vegas, despite the fact that sometimes flights with transfers can cost significantly less.
The airlines on the Chicago — Las Vegas route each fly on specific days: American Airlines, Frontier Airlines, and United Airlines fly on Monday, Wednesday, and Saturday.
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Answers to questions about the route that travelers are most interested in.
We keep tight track on airlines' pre-holidays sales and other special offers occurences all the time to let you save maximum amount of funds while traveling to your family or just going out on vacation.
American Airlines
Mo, We, and Sa
starting at $190
Frontier Airlines
Mo, We, and Sa
starting at $89
United Airlines
Mo, We, and Sa
starting at $239
Chicago — Las Vegas
05/22/2026
Departure
Direct flight
WN1490
starting at $275
Chicago — Las Vegas
05/14/2026
Departure
Direct flight
G473
starting at $217
Chicago — Las Vegas
05/16/2026
Departure
Direct flight
UA249
starting at $254
Chicago — Las Vegas
06/01/2026
Departure
Direct flight
UA777
starting at $128
Chicago — Las Vegas
06/18/2026
Departure
Direct flight
AA1465
starting at $285
Chicago — Las Vegas
05/30/2026
Departure
Direct flight
WN1150
starting at $186
Chicago — Las Vegas
05/24/2026
Departure
Direct flight
G498
starting at $112
Chicago — Las Vegas
05/29/2026
Departure
Direct flight
WN2127
starting at $140
Chicago — Las Vegas
05/31/2026
Departure
Direct flight
WN4646
starting at $200
Chicago — Las Vegas
07/11/2026
Departure
Direct flight
WN596
starting at $199
starting at $138
starting at $101
starting at $128
starting at $147
starting at $109
More than 5 airlines operate flights from Chicago to Las Vegas, including Southwest Airlines, Allegiant Air, United Airlines, American Airlines, and Frontier Airlines. This is a popular route, so passengers can choose tickets based on budget and preferences. Ticket prices start from $101, and our service lets you instantly compare all options. The variety of offers simplifies planning: you can choose budget fares or more comfortable options with baggage included or extra services. We help you find the best deals so your trip is cost-efficient.
The cheapest one-way flight from Chicago to Las Vegas departs on 05/31/2026, is operated by Allegiant Air and costs $101
The cheapest roundtrip flight from Chicago to Las Vegas departs on 08/04/2026, is operated by Alaska Airlines and costs $172
Fastest flight from Chicago to Las Vegas takes 3h 39m
There are direct flights on this route 7 days a week: Su, Mo, Tu, We, Th, Fr, and Sa
The distance between Chicago and Las Vegas is 2453km (1521 miles). The average flight duration is 4h 20m. There are 191 direct flights from Chicago to Las Vegas. The time difference between Chicago and Las Vegas is 2h. Flights from Chicago begin at 5:10 AM. The latest flight from Chicago departs at 10:20 PM
We couldn't find any special offers for flights from Chicago to Las Vegas
The cheapest flight ticket from Chicago to Las Vegas according to data for the last 48 hours costs $101
Often the best time to buy tickets from Chicago to Las Vegas is 2 months before departure.
Based on statistics over the past years, the lowest prices for flights from Chicago to Las Vegas can be found flying in these months: July, May, September.
The fastest flights from Chicago to Las Vegas start from 3 hours 39 minutes in the air.
The following airlines operate direct flights on the route Chicago — Las Vegas: Southwest Airlines, Allegiant Air, United Airlines
The cost of a one-way flight from Chicago to Las Vegas ranges from $82 (July 2026) to $163 (October 2026). On average, the ticket price is about $119–$264.
Tickets from Chicago to Las Vegas are getting more expensive each month. From May 2026 to October 2026, the increase reached 94%, with prices now at $163. It's unlikely to get cheaper than the current level.
The most significant price increase was from July 2026 to October 2026 — up 99%. The best time to fly is July 2026–September 2026, when the average price is $106. In September 2026–October 2026, tickets cost around $146.
Given the rising prices, it's best not to delay your purchase. Flying in July 2026–September 2026 can save you up to 28% compared to the most expensive months.
Price variation across months on this route is 26.3%. Your choice of departure month significantly affects the total flight cost.
