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

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Flight deals from Chicago to Las Vegas

Looking for a cheap last-minute deal or the best round-trip flight from Chicago to Las Vegas? Find the lowest prices on one-way and round-trip tickets right here.

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Find the cheapest month to fly from Chicago to Las Vegas

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Chicago to Las Vegas flights are currently cheapest in May.

Direct flights from Chicago to Las Vegas

Alternative Chicago to Las Vegas routes

Looking for the cheapest, fastest or easiest route from Chicago to Las Vegas? You could fly into the following airports instead.

Chicago to Las Vegas: Flight information

The things to know before you go.
Cheapest flight found$76
Cheapest month to flyMay
Average flight time3 hrs, 51 mins
Most popular airlineSouthwest Airlines
Average flights per week300

Finding cheap flights from Chicago to Las Vegas: Frequently asked questions

There are 4 airports in Las Vegas: Las Vegas North Air Terminal, Las Vegas Harry Reid International, Las Vegas Henderson Sky Harbor, and Boulder City.
The best price we found for a round-trip flight from Chicago to Las Vegas is $76. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
3 hours and 53 minutes is the average flight time from Chicago to Las Vegas.
Southwest Airlines, American Airlines and United fly direct from Chicago to Las Vegas.
There are 300 flights per week flying from Chicago to Las Vegas, as of May 2024.
The cheapest month to fly from Chicago to Las Vegas is usually May.
If you're flying from Chicago, the cheapest airport near Las Vegas is Las Vegas Harry Reid International – which is 2.7 miles away from the center of Las Vegas. We've found flights to this airport from $76.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Chicago to Las Vegas on Tuesday, May 21, 2024.
Yes – the average flight time is 3 hours and 51 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Las Vegas but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar, and it looks like the cheapest time to book a flight to Las Vegas is around 40 days in advance, so don’t leave your flight to the last minute.
In May, the average temperature is usually around 69°F. July is typically the warmest month in Las Vegas, when it usually averages around 99°F. You can expect the least rain in June. The coldest month is December, with temperatures averaging 32°F. The rainiest month is February.
The cheapest airline that flies to Las Vegas is Frontier Airlines.

Top tips for finding a cheap flight from Chicago to Las Vegas

Finding cheap tickets from Chicago to Las Vegas is easy with a little flexibility. Use our Whole Month search feature to scan through the calendar for the cheapest dates. You can also set up a Price Alert for your route and let us monitor the fares for you, sending notifications when prices change. If you’d rather skip layovers, select the Direct Flights search to view non-stop options that’ll save you time.

Booking your tickets early often leads to savings, but we can also find you some last-minute deals. In general, January is the best time to schedule your trip from Chicago to Las Vegas, with the lowest average fares across the board. Keep these strategies in mind to find the best itinerary.

Handy information about Chicago airport

Chicago caters to a broad range of air travel needs through its diverse array of airports. Chicago O'Hare International Airport, one of the world's largest airports, boasts four terminals, providing numerous ground transport options including the CTA "L" train, connecting passengers to virtually anywhere in the city. It serves a wide range of domestic and international destinations, with a dedicated terminal for international travelers.

Complementing O'Hare, Chicago Midway International Airport operates from one terminal with three concourses and ensures connectivity with various ground transportation modes, focusing primarily on domestic flights and a few international routes. For more personalized travel, both Chicago Executive and DuPage Airports offer a terminal each for private and corporate aircraft, alongside convenient transport services. Lastly, Chicago Rockford, despite its single terminal structure, supports domestic travel, particularly catering to budget-conscious passengers. Each airport, strategically located, makes accessible the vast metropolitan landscape and aligns with different travel preferences, maintaining Chicago's reputation as a significant transportation hub.

Las Vegas airport: good to know

Las Vegas is served by several airports, each catering to different types of aviation needs. Henderson Executive Airport, with a single terminal, primarily accommodates general aviation and private jets, with taxi services and prearranged ground transport available. Nellis Air Force Base, also with one terminal, is not open for commercial flights and requires authorized access. Similarly, North Las Vegas Airport offers a terminal for general aviation and private jets with taxis and rental cars for transportation.

McCarran International Airport stands as the major public airport serving Las Vegas, featuring two passenger terminals—Terminal 1 and Terminal 3. It provides a comprehensive range of transport options, including taxis, rideshare services, shuttle buses, limousines, and public buses. McCarran International caters to visitors with an array of flights, encompassing domestic, international, and low-cost carriers, making it the primary gateway for travelers arriving in the city. Plan the ins and outs of your flight from Chicago to Las Vegas for a stress-free trip.

Best time to fly from Chicago to Las Vegas

The best time to fly from Chicago to Las Vegas is from March to May and from September to November when the weather is most pleasant. During these spring and fall months, Las Vegas experiences moderate temperatures ranging from 68°F to 86°F, offering a comfortable escape before the scorching summer heat or the colder winter chill. While the city is known for its year-round sunshine, these months provide an ideal balance for outdoor activities and exploring the Strip without the extreme temperatures. Remember to pack light clothing and sun protection for your trip.

Reasons to visit Las Vegas

When planning your trip to Las Vegas, check out these activities and attractions Las Vegas has to offer. Dive into the pulsating heart of Las Vegas at The Strip, home to some of the most iconic hotels and nightlife. Engage with the interactive entertainment that lines The Fremont Street Experience, a dazzling promenade that promises excitement at every turn. Witness the spectacular display of the Bellagio Fountains, where water and light come together in a choreographed masterpiece. Time your visit to coincide with the Electric Daisy Carnival, an electrifying music festival that transforms the desert into a colorful oasis of dance and music.

Add hotel bookings and car hire to your Chicago to Las Vegas flight

Planning your trip to Las Vegas is easy and convenient with Skyscanner. Choose from reliable car rental brands like Dollar, Avis, and Alamo to explore the city at your pace. For your stay, pick from established hotels such as Paris Las Vegas Hotel & Casino, Aria Resort & Casino, or The Venetian Las Vegas, ensuring comfort and convenience throughout your visit. Find options that fit your plans and budget, all in one place.


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Prices shown on this page are estimated lowest prices only. Found in the last 45 days.