฿3,870 Cheap Flights from Chicago (ORD) to Las Vegas (LAS)

View ฿3,870 flight on Wed, 17 Sep 2025Opens 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 ฿3,870 for one-way flights and ฿7,910 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sun, 7 Sep - Mon, 8 Sep
ORD
Chicago
LAS
Las Vegas
฿7,910 Return, found 2 hours ago
฿7,910
Return
found 2 hours ago
Select American Airlines flight, departing Sun, 7 Sep from Chicago to Las Vegas, returning Mon, 8 Sep, priced at ฿7,910 found 2 hours ago
American Airlines
Sun, 7 Sep - Mon, 8 Sep
ORD
Chicago
LAS
Las Vegas
฿8,560 Return, found 2 hours ago
฿8,560
Return
found 2 hours ago
Select American Airlines flight, departing Sun, 7 Sep from Chicago to Las Vegas, returning Mon, 8 Sep, priced at ฿8,560 found 2 hours ago
American Airlines
Sun, 7 Sep - Mon, 8 Sep
ORD
Chicago
LAS
Las Vegas
฿9,175 Return, found 2 hours ago
฿9,175
Return
found 2 hours ago
Select American Airlines flight, departing Sun, 7 Sep from Chicago to Las Vegas, returning Mon, 8 Sep, priced at ฿9,175 found 2 hours ago
United
Sun, 10 Aug - Thu, 14 Aug
ORD
Chicago
LAS
Las Vegas
฿9,275 Return, found 6 days ago
฿9,275
Return
found 6 days ago
Select United flight, departing Sun, 10 Aug from Chicago to Las Vegas, returning Thu, 14 Aug, priced at ฿9,275 found 6 days ago
American Airlines
Sun, 10 Aug - Thu, 14 Aug
ORD
Chicago
LAS
Las Vegas
฿9,435 Return, found 6 days ago
฿9,435
Return
found 6 days ago
Select American Airlines flight, departing Sun, 10 Aug from Chicago to Las Vegas, returning Thu, 14 Aug, priced at ฿9,435 found 6 days ago
American Airlines
Sun, 7 Sep - Mon, 8 Sep
ORD
Chicago
LAS
Las Vegas
฿9,820 Return, found 2 hours ago
฿9,820
Return
found 2 hours ago
Select American Airlines flight, departing Sun, 7 Sep from Chicago to Las Vegas, returning Mon, 8 Sep, priced at ฿9,820 found 2 hours ago
American Airlines
Sun, 7 Sep - Mon, 8 Sep
ORD
Chicago
LAS
Las Vegas
฿9,825 Return, found 2 hours ago
฿9,825
Return
found 2 hours ago
Select American Airlines flight, departing Sun, 7 Sep from Chicago to Las Vegas, returning Mon, 8 Sep, priced at ฿9,825 found 2 hours ago
Delta
Sun, 10 Aug - Thu, 14 Aug
ORD
Chicago
LAS
Las Vegas
฿9,915 Return, found 6 days ago
฿9,915
Return
found 6 days ago
Select Delta flight, departing Sun, 10 Aug from Chicago to Las Vegas, returning Thu, 14 Aug, priced at ฿9,915 found 6 days ago
American Airlines
Sun, 7 Sep - Mon, 8 Sep
ORD
Chicago
LAS
Las Vegas
฿9,990 Return, found 2 hours ago
฿9,990
Return
found 2 hours ago
Select American Airlines flight, departing Sun, 7 Sep from Chicago to Las Vegas, returning Mon, 8 Sep, priced at ฿9,990 found 2 hours ago
Delta
Sun, 7 Sep - Mon, 8 Sep
ORD
Chicago
LAS
Las Vegas
฿10,010 Return, found 2 hours ago
฿10,010
Return
found 2 hours ago
Select Delta flight, departing Sun, 7 Sep from Chicago to Las Vegas, returning Mon, 8 Sep, priced at ฿10,010 found 2 hours ago

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

September is typically the cheapest month to fly

From ฿2,016 - ฿3,954 per traveller.

Graph displaying average flight prices per month

Flight from Chicago to Las Vegas route information
Origin airport
O'Hare Intl.
Destination airport
Harry Reid Intl.
Return price
฿7,910
Distance
2417 km
Average flight time
1 hour 54 mins

Perfect flights from Chicago to Las Vegas

Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from Chicago to Las Vegas. Whether you're aching for a romantic escape with your partner, craving an adventurous solo expedition, or yearning to immerse yourself in the local history and culture, we've got you covered.
 
Picture yourself strolling through the streets of Las Vegas, surrounded by breathtaking architecture and absorbing the vibrant atmosphere of this captivating city. Indulge in the mouth-watering local specialties, from tantalizing street food to exquisite fine dining. With Expedia, you can experience all of this and more, without sacrificing your budget.
 
Our flexible O'Hare Intl. to Harry Reid Intl. ticket options cater to your travel preferences, with incredible one-way fares from ฿3,870 and roundtrip prices from ฿7,910. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
 
But the magic doesn't stop there. Expedia offers a range of partner services to enhance your trip. Rent a car at Harry Reid Intl. and explore Las Vegas and its surrounding areas at your own pace. Discover hidden gems off the beaten path, and create unforgettable memories. We also provide a handpicked selection of accommodations, from charming bed and breakfasts to luxury hotels, ensuring that you have a comfortable and memorable stay.
 
Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support are designed to make your travel experience seamless and stress-free. So, why wait? Book your ORD to LAS travel arrangements today and embark on the journey of a lifetime in Las Vegas.

Frequently asked questions

How much is a flight from O'Hare Airport to Harry Reid Airport (formerly McCarran Airport)?
Pack your bags, because round-trip journeys from O'Hare Airport to LAS start from ฿7,910. That's based on fares advertised within the last 7 days on Expedia for flights departing within the next year. Prices can increase quickly, so book now to score the best deal. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from O'Hare Airport to LAS?
This can differ between airlines, as each has its own terms and conditions. Head to the Customer Service Portal, where there are simple instructions on how to cancel your flight online.
How do I find cheap flights from ORD to Harry Reid Airport (formerly McCarran Airport) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for O'Hare Airport to Harry Reid Airport (formerly McCarran Airport) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from O'Hare Airport to Harry Reid Airport (formerly McCarran Airport)?
The flying distance from O'Hare Airport to Harry Reid Airport (formerly McCarran Airport) is 2,400 kilometres. Listen to your favourite tunes or read a good book and the journey will zip by.
Which airlines fly direct from ORD to Harry Reid Airport (formerly McCarran Airport)?
Travelling from ORD to LAS is easy when you have a good range of airlines to select from. Here are a few of the best:

  • American Airlines - (AA) with 152 monthly flights
  • United Airlines - (UA) with 152 monthly flights
  • Spirit Airlines - (NK) with 117 monthly flights
  • Southwest Airlines - (WN) with 82 monthly flights

Are O'Hare Airport to Harry Reid Airport (formerly McCarran Airport) flight tickets cheaper when they're purchased at the last minute?
Booking your trip from O'Hare Airport to Harry Reid Airport (formerly McCarran Airport) at the last minute could be your ticket to a great deal. However, it could end up costing a great deal more! If you'd prefer to err on the side of caution, book well ahead of your departure date. In fact, Expedia has some of the best bargains as far ahead as 12 months in advance. If your preferred carrier hasn't released tickets yet, check back regularly as deals are updated on Expedia all the time.

Explore a world of travel with Expedia

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