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£95 Cheap Flights from Chicago (ORD) to Las Vegas (LAS)

View £95 flight on Tue, 18 Aug 2026Opens in a new window

Popular airlines from Chicago O'Hare International Airport (ORD) to Harry Reid Intl. Airport (LAS)

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

Prices were available within the past 7 days and start at £95 for one-way flights and £191 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Thu, 13 Aug - Thu, 20 Aug
ORD
Chicago
LAS
Las Vegas
£191 Return, found 4 days ago
£191
Return
found 4 days ago
Select Alaska Airlines flight, departing Thu, 13 Aug from Chicago to Las Vegas, returning Thu, 20 Aug, priced at £191 found 4 days ago
Alaska Airlines
Tue, 8 Sept - Fri, 11 Sept
ORD
Chicago
LAS
Las Vegas
£196 Return, found 6 days ago
£196
Return
found 6 days ago
Select Alaska Airlines flight, departing Tue, 8 Sept from Chicago to Las Vegas, returning Fri, 11 Sept, priced at £196 found 6 days ago
Alaska Airlines
Tue, 22 Sept - Tue, 29 Sept
ORD
Chicago
LAS
Las Vegas
£198 Return, found 5 days ago
£198
Return
found 5 days ago
Select Alaska Airlines flight, departing Tue, 22 Sept from Chicago to Las Vegas, returning Tue, 29 Sept, priced at £198 found 5 days ago
Alaska Airlines
Mon, 24 Aug - Mon, 31 Aug
ORD
Chicago
LAS
Las Vegas
£199 Return, found 2 hours ago
£199
Return
found 2 hours ago
Select Alaska Airlines flight, departing Mon, 24 Aug from Chicago to Las Vegas, returning Mon, 31 Aug, priced at £199 found 2 hours ago
Alaska Airlines
Mon, 7 Sept - Sat, 12 Sept
ORD
Chicago
LAS
Las Vegas
£199 Return, found 6 days ago
£199
Return
found 6 days ago
Select Alaska Airlines flight, departing Mon, 7 Sept from Chicago to Las Vegas, returning Sat, 12 Sept, priced at £199 found 6 days ago
American Airlines
Mon, 7 Sept - Sat, 12 Sept
ORD
Chicago
LAS
Las Vegas
£205 Return, found 6 days ago
£205
Return
found 6 days ago
Select American Airlines flight, departing Mon, 7 Sept from Chicago to Las Vegas, returning Sat, 12 Sept, priced at £205 found 6 days ago
Alaska Airlines
Tue, 8 Sept - Thu, 10 Sept
ORD
Chicago
LAS
Las Vegas
£212 Return, found 2 days ago
£212
Return
found 2 days ago
Select Alaska Airlines flight, departing Tue, 8 Sept from Chicago to Las Vegas, returning Thu, 10 Sept, priced at £212 found 2 days ago
JetBlue Airways
Wed, 16 Sept - Sat, 19 Sept
ORD
Chicago
LAS
Las Vegas
£225 Return, found 6 days ago
£225
Return
found 6 days ago
Select JetBlue Airways flight, departing Wed, 16 Sept from Chicago to Las Vegas, returning Sat, 19 Sept, priced at £225 found 6 days ago
Delta
Tue, 6 Oct - Thu, 8 Oct
ORD
Chicago
LAS
Las Vegas
£227 Return, found 5 days ago
£227
Return
found 5 days ago
Select Delta flight, departing Tue, 6 Oct from Chicago to Las Vegas, returning Thu, 8 Oct, priced at £227 found 5 days ago
United
Mon, 7 Sept - Sat, 12 Sept
ORD
Chicago
LAS
Las Vegas
£279 Return, found 6 days ago
£279
Return
found 6 days ago
Select United flight, departing Mon, 7 Sept from Chicago to Las Vegas, returning Sat, 12 Sept, priced at £279 found 6 days ago

Alternative airports near Las Vegas

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to McCarran Intl. LAS. Cheapest and Closest option available. Average driving time to city centre is 6 minutes. Flights from £230
LAS
McCarran Intl.
CheapestClosest
Average driving time to city centre6 min
Flights from £230

Find the cheapest month to fly from Chicago (ORD) to Las Vegas (LAS)

January is typically the cheapest month to fly

From £43 - £115 per traveller.

Frequently asked questions

How much does a flight from Chicago, IL (ORD-O'Hare Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.) cost?
You can find cheap one-way flights from £95 and cheap return flights from £191 ORD to LAS with Expedia. One-way flights typically cost between £220 and £726, and return flights often range between £251 and £782. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when ORD to LAS ticket fares go up or down.
What is the cheapest month to fly from Chicago, IL (ORD) to Las Vegas, NV (LAS)?
The cheapest months to fly from Chicago, IL (ORD) to Las Vegas, NV (LAS) are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Chicago, IL (ORD) to Las Vegas, NV (LAS)?
Enter ORD to LAS and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Chicago, IL (ORD-O'Hare Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.)?
Spirit Airlines is one of the cheapest airlines offering nonstop return flights from Chicago, IL (ORD-O'Hare Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.), with tickets starting from around £47 for flights that can be booked for departure within the next year. Sun Country Airlines offers one of the cheapest connecting return flights from Chicago, IL (ORD-O'Hare Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.) starting from around £139. These prices are typically for one adult in economy/coach class. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.
How do I find cheap flights from Chicago, IL (ORD) to Las Vegas, NV (LAS)?
To find a cheap flight from Chicago, IL (ORD) to Las Vegas, NV (LAS), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Chicago, IL (ORD-O'Hare Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.)?
The best time to fly from Chicago O'Hare International Airport (ORD) to Harry Reid International Airport (LAS) is typically September. This month offers a great balance—it's one of the cheapest months to fly, with average return flights around £181, and it's also a very popular time to travel, meaning you'll have plenty of flight options. If you're flexible, September gives you both affordable fares and excellent flight schedules to work with.
What is the earliest flight from Chicago, IL (ORD-O'Hare Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.)?
The earliest flight from Chicago O'Hare International Airport (ORD) to Las Vegas Harry Reid International Airport (LAS) typically departs around 12:00 AM local time, operated by American Airlines. This is a seasonal service active in December. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
How long does it take to fly from Chicago, IL (ORD-O'Hare Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.)?
A non-stop flight from Chicago, IL (ORD-O'Hare Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.) typically takes around 4 hours 18 minutes. This route covers a distance of approximately 2,432 kilometers. If you opt for a flight with one stop, your journey will usually take longer, around 8 hours. Flights with two or more stops generally take about 8 hours 48 minutes. Keep in mind that actual flight times can vary due to factors like wind patterns and air traffic, so it's always a good idea to allow for some extra time when planning your trip.
Can you fly business or first class from Chicago, IL (ORD) to Las Vegas, NV (LAS)?
Select the "Business class" and "First class" filters when looking for Chicago, IL (ORD) to Las Vegas, NV (LAS) flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Chicago, IL (ORD-O'Hare Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.) flight with Expedia?
It's easy to earn miles on a Chicago, IL (ORD-O'Hare Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Las Vegas, NV (LAS) from Chicago, IL (ORD)?
If you're planning to travel to Las Vegas from O'Hare Intl. (ORD), you can fly directly into Harry Reid International Airport (LAS). Some flights may connect through major hubs like Seattle - Tacoma Intl. (SEA), Portland Intl. (PDX), or Love Field (DAL) before reaching Las Vegas. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Chicago, IL (ORD-O'Hare Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.) at the last minute?
Typically, booking a last minute flight from Chicago, IL (ORD-O'Hare Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Chicago, IL (ORD-O'Hare Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.) flight and hotel package?
Securing a Chicago, IL (ORD-O'Hare Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Chicago, IL (ORD) to Las Vegas, NV (LAS)?
If you booked your Chicago, IL (ORD) to Las Vegas, NV (LAS) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
O'Hare Intl.
Destination airport
Harry Reid Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, JetBlue Airways, United
Return price
£191
Distance
2417 km
Average flight time
1 hour 58 mins

Book with confidence

Compare flights from Chicago to Las Vegas easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Chicago to Las Vegas. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Harry Reid Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from O'Hare Intl. to Harry Reid Intl..  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from O'Hare Intl. (ORD) to Harry Reid Intl. (LAS)

The easiest way to view the best deals on flights from Chicago to Las Vegas today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from O'Hare Intl. to Harry Reid Intl. start at just £191 and range up to £279.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Chicago and Las Vegas
  • booking your flight during August, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Chicago to Las Vegas flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from O'Hare Intl. to Harry Reid Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from Chicago to Las Vegas easily and book with confidence

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*Available to Expedia members.