US$35 Cheap Flights from Chicago to Las Vegas (CHI-LAS)

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Cheap Flights from Chicago to Las Vegas

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Cheap Flights from Chicago to Las Vegas starting at US$35

Book one-way or return flights from Chicago to Las Vegas from as little as US$35. Choose from the popular airlines below and book your flight today!

One way
Round-trip

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

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.

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 lowest average weekly prices of the corresponding route on Trip.com.

Cheapest Airlines flying 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$35

Spirit Airlines

From US$39

Sun Country Airlines

From US$59

American Airlines

From US$68

Allegiant Air

From US$107

United Airlines

From US$108

Southwest Airlines

From US$125

Delta Air Lines

From US$136

Alaska Airlines

From US$206

Jetblue Airways

From US$272

ANA airlines

Find more flights and airlines

Alternative Routes from Chicago to Las Vegas

Discover different routes, airlines, and transfers and find the best alternative flights for your journey from Chicago to Las Vegas.

Cheapest
MDW
20:58
4h 3m
Direct
LAS
23:01
Midway International Airport - Harry Reid International Airport
Wed, Jun 12Frontier Airlines
US$36
ORD
07:00
6h 39m
1 transfer
LAS
11:39
O'Hare International Airport - Harry Reid International Airport
Tue, May 21Spirit Airlines
US$39
RFD
21:38
3h 46m
Direct
LAS
23:24
Chicago Rockford International Airport - Harry Reid International Airport
Sun, May 26Allegiant Air
US$107
RFD
21:38
3h 46m
Direct
LAS
23:24
Chicago Rockford International Airport - Harry Reid International Airport
Sun, May 26Allegiant Air
US$107
Find More Flights

Frequently Asked Questions

When to buy flight tickets from Chicago (CHI) to Las Vegas (LAS) the cheapest?
Airlines adjust prices for flights from Chicago to Las Vegas based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the cheapest flight prices on Tuesdays, Wednesdays, and Saturdays.
How much is a flight from Chicago (CHI) to Las Vegas (LAS) cost?
According to Trip.com's data, the lowest price is around US$242.
How long is a flight from Chicago (CHI) to Las Vegas (LAS)?
It takes about 4 hours 15 minutes to fly from Chicago (CHI) to Las Vegas (LAS).
What time does the earliest flight from Chicago to Las Vegas depart?
The earliest flight departs from Chicago (ORD) at 07:00 and arrives in Las Vegas (LAS) at 08:50.
What time does the latest flight from Chicago to Las Vegas depart?
The latest flight departs from Chicago (ORD) at 20:20 and arrives in Las Vegas (LAS) at 22:15.
What are the most popular airlines that fly from Chicago (CHI) to Las Vegas (LAS)?
Airlines with flights from Chicago (CHI) to Las Vegas (LAS): United Airlines, American Airlines, Gulf Air, Spirit Airlines, Southwest Airlines, Volaris and Aer Lingus.
What's the most popular airline for direct flights from Chicago (CHI) to Las Vegas (LAS)?
Frontier Airlines operates 4 direct flights from Chicago (CHI) to Las Vegas (LAS).
How many airports in Las Vegas?
There are 5 airports near Las Vegas: Harry Reid International Airport, Boulder City Municipal Airport, Las Vegas Henderson Executive Airport, Las Vegas Nellis Afb and Las Vegas North Air Terminal.

How to find a cheap flight from Chicago to Las Vegas

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Chicago to Las Vegas. Book your flights at the right time and save more.

Book Early

Once prices are gone, they're gone. Lock in deals while you can!

Compare Flight Prices

Compare prices on travel agency and airline websites.

Look Out for Deals

Check airline and travel agency websites for latest flight deals

Check One-way Fares

Buying two cheap one-way flights can sometimes be a better deal than a round-trip.

Try Different Dates

Flying during the week, early in the morning, or late at night can help save money.

Use the Trip.com App

Save up to £10 per person when booking your flights on Trip.com

Flight Information from Chicago to Las Vegas

Cheapest direct flight price	US$35
Cheapest return ticket price	US$74
Cheapest month	January
Peak season for travel	November
Flight distance	2,453.29km
Average flight time	4 hours 15 minutes
Popular airline	Frontier Airlines