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Cheap flights from Chicago O'Hare Intl Airport to Las Vegas from C$ 96

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/10. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — LAS
11 Oct — 18 Oct1
1 adult
1 adult, Economy

Cheapflights Tip: The best prices from Chicago O'Hare Intl to Las Vegas Harry Reid Intl are usually found in October or August, booked 27 days in advance, depart on a Monday or Saturday and return on a Tuesday

Cheap flight deals from O'Hare Intl to Las Vegas

Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) to Las Vegas (LAS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 11 September 2025.

Round-trip from

C$ 190

One-way from

C$ 96

Popular in

December

Cheapest in

October

Average price

C$ 340
Spirit Airlines
  • Spirit Airlines
  • 7/11-13/11
  • Nonstop
  • 7h 40m total
  • Chicago to Las Vegas
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Frontier
  • Frontier
  • 8/10
  • 1 total stop
  • 7h 58m total
  • Chicago to Las Vegas
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High demand for flights, 1% potential price rise
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Cheapest flight prices on average. 1% potential price decrease (C$ 8 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from O'Hare Intl to Las Vegas

Cheapest flights from O'Hare Intl to Las Vegas
Explore the most affordable flight options available from O'Hare Intl to Las Vegas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 September 2025.

Fri 7/118:30 p.m.ORD - LAS
Nonstop4h 05mSpirit Airlines
Thu 13/1112:50 a.m.LAS - ORD
Nonstop3h 35mSpirit Airlines
Deal found 9/9C$ 190
Fri 7/1110:43 p.m.ORD - LAS
Nonstop4h 01mMultiple Airlines
Fri 14/116:00 a.m.LAS - ORD
1 stop5h 54mMultiple Airlines
Deal found 10/9C$ 194
Fri 7/1110:43 p.m.ORD - LAS
Nonstop4h 01mFrontier
Sun 9/1112:59 a.m.LAS - ORD
1 stop21h 16mFrontier
Deal found 10/9C$ 198
Tue 11/117:15 a.m.ORD - LAS
Nonstop4h 05mSouthwest
Sat 15/118:25 a.m.LAS - ORD
Nonstop3h 40mSouthwest
Deal found 10/9C$ 204
Fri 7/111:36 p.m.ORD - LAS
1 stop9h 54mFrontier
Fri 14/119:12 a.m.LAS - ORD
1 stop13h 03mFrontier
Deal found 9/9C$ 205
Sat 15/111:00 p.m.ORD - LAS
Nonstop4h 05mSouthwest
Tue 18/114:55 p.m.LAS - ORD
Nonstop3h 40mSouthwest
Deal found 11/9C$ 212
Sat 8/1110:35 a.m.ORD - LAS
Nonstop4h 07mUnited Airlines
Sat 8/112:37 p.m.LAS - ORD
Nonstop3h 42mUnited Airlines
Deal found 10/9C$ 213
Fri 7/118:30 p.m.ORD - LAS
Nonstop4h 05mSpirit Airlines
Sun 9/1112:50 a.m.LAS - ORD
Nonstop3h 35mSpirit Airlines
Deal found 9/9C$ 216
Sun 9/117:37 p.m.ORD - LAS
Nonstop4h 12mUnited Airlines
Sat 15/1111:59 p.m.LAS - ORD
Nonstop3h 34mUnited Airlines
Deal found 11/9C$ 220

Cheapflights Fare Finder

 
Customize your flight search to find flights from O'Hare Intl to Las Vegas that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 11 September 2025.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Las Vegas that are best for you.

Fly from

O'Hare Intl

Fly to

Las Vegas

Route

Depart

Return

Price

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Wed 15/10

11:20 a.m.-1:24 p.m.

Nonstop4h 04m

Las Vegas Harry Reid Intl

Wed 5/11

12:40 p.m.-6:23 p.m.

Nonstop3h 43m

C$ 220

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Fri 31/10

6:15 a.m.-8:15 a.m.

Nonstop4h 00m

Las Vegas Harry Reid Intl

Fri 7/11

4:55 p.m.-10:35 p.m.

Nonstop3h 40m

C$ 245

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Fri 10/10

7:59 p.m.-10:02 p.m.

Nonstop4h 03m

Las Vegas Harry Reid Intl

Fri 17/10

5:27 p.m.-11:15 p.m.

Nonstop3h 48m

C$ 247

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Tue 24/2

2:47 p.m.-8:47 p.m.

1 stop8h 00m

Las Vegas Harry Reid Intl

Tue 24/2

12:50 a.m.-6:25 a.m.

Nonstop3h 35m

C$ 251

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Sat 10/1

2:59 p.m.-8:50 p.m.

1 stop7h 51m

Las Vegas Harry Reid Intl

Sat 17/1

6:00 a.m.-1:59 p.m.

1 stop5h 59m

C$ 255

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Thu 19/2

7:35 p.m.-12:01 a.m.

1 stop6h 26m

Las Vegas Harry Reid Intl

Fri 20/2

12:30 a.m.-6:08 a.m.

Nonstop3h 38m

C$ 261

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Wed 17/12

2:35 p.m.-8:01 p.m.

1 stop7h 26m

Las Vegas Harry Reid Intl

Tue 23/12

11:59 p.m.-5:35 a.m.

Nonstop3h 36m

C$ 265

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Sun 11/1

2:59 p.m.-8:50 p.m.

1 stop7h 51m

Las Vegas Harry Reid Intl

Wed 14/1

10:45 a.m.-11:59 p.m.

1 stop11h 14m

C$ 273

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Thu 22/1

2:59 p.m.-8:50 p.m.

1 stop7h 51m

Las Vegas Harry Reid Intl

Sat 24/1

6:00 a.m.-1:59 p.m.

1 stop5h 59m

C$ 279

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Sat 11/10

3:50 p.m.-7:34 p.m.

1 stop29h 44m

Las Vegas Harry Reid Intl

Sat 18/10

12:40 p.m.-11:59 p.m.

1 stop9h 19m

C$ 291

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/9

Showing 1-10 of 24 results
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Best time to book a flight from O'Hare Intl to Las Vegas

Have a flexible travel schedule? Discover the best time to fly to Las Vegas from O'Hare Intl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Chicago O'Hare Intl Airport to Las Vegas

How far ahead should I book a flight from Chicago O'Hare Intl Airport to Las Vegas?

Use this chart to determine the optimal time to book a round-trip flight from O'Hare Intl to Las Vegas. Price data was last updated on 29 August 2025.

To ensure you get the cheapest price possible for a flight from Chicago O'Hare Intl Airport to Las Vegas, you should look to book at least 27 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Las Vegas?

Currently, January is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Las Vegas (average of C$ 212). Flying from Chicago O'Hare Intl Airport to Las Vegas in August is currently the most expensive (average of C$ 291). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from ORD to LAS?

Find hourly flight availability from O'Hare Intl to Las Vegas. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 11 September 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 52% on flights from Chicago O'Hare Intl Airport to Las Vegas by exploring options for tickets in the afternoon.

Reviews of airlines servicing Las Vegas

Get insights into the airlines that provide service to Las Vegas. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Las Vegas. Reviews last updated 11 September 2025.
Check out reviews from past customers who have flown with American Airlines from Chicago O'Hare Intl Airport to Las Vegas to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
10,000 reviews
Check prices

Boarding

7.5

Crew

8.0

Entertainment

6.9

Overall

7.2

Comfort

7.2

Food

6.4

Reviews

1 / 20
2.0
Mediocre

Jeremy,Sep 2025

SAN - PHL

Terrible. Bad customer service and unacceptable delay on the tarmac
American Airlines
7.2
Good
10,000 reviews
American Airlines
7.2
Good
10,000 reviews
Check prices

Boarding

7.5

Crew

8.0

Entertainment

6.9

Overall

7.2

Comfort

7.2

Food

6.4

Reviews

1 / 20
2.0
Mediocre

Jeremy,Sep 2025

SAN - PHL

Terrible. Bad customer service and unacceptable delay on the tarmac

Related info for your journey

Find useful and relevant information for your journey from O'Hare Intl to Las Vegas. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Las Vegas from Chicago O'Hare Intl?

    Most people fly into Las Vegas Harry Reid Intl (LAS) if they book a flight to Las Vegas from Chicago O'Hare Intl. On average, Harry Reid Intl has 34 inbound flights from Chicago O'Hare Intl per day from 1 airline. Las Vegas Harry Reid Intl is conveniently located just 10.0 km from Las Vegas’s city centre.

  • How long is the flight from Chicago O'Hare Intl Airport to Las Vegas?

    United Airlines, Southwest, and Spirit Airlines can get you from Chicago O'Hare Intl Airport to Las Vegas in just under 3h 58m. Your travel time will be generally consistent. There are 2430 km between Chicago O'Hare Intl Airport and Las Vegas. Most flights are nonstop.

  • What is the cheapest airline to fly from Chicago O'Hare Intl Airport to Las Vegas round-trip?

    Flying on American Airlines is currently your cheapest option to Las Vegas, with prices starting at C$ 110. American Airlines is priced at 69% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Chicago O'Hare Intl Airport to Las Vegas one-way?

    C$ 103 is the cheapest one-way deal found within the past few days, from Southwest. You may also be able to find cheap deals on United Airlines and Hawaiian Airlines, with prices starting from C$ 111 and C$ 123, respectively.

  • What are the most reliable airlines from Chicago O'Hare Intl Airport to Las Vegas?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Chicago O'Hare Intl Airport to Las Vegas on time: Turkish Airlines (90%), Spirit Airlines (84%), Air Canada (83%).

  • Can I find deals for flights from O'Hare Intl to Las Vegas that include hotel bookings?

    Yes. In addition to deals on O'Hare Intl to Las Vegas flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from O'Hare Intl to Las Vegas?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from O'Hare Intl to Las Vegas.

  • Can I find deals for business class flights from O'Hare Intl to Las Vegas?

    Yes. Cheapflights offers flight deals from O'Hare Intl to Las Vegas by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Las Vegas?

    Currently, January is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Las Vegas (average of C$ 212). Flying from Chicago O'Hare Intl Airport to Las Vegas in August is currently the most expensive (average of C$ 291). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Las Vegas?

Book flights to Las Vegas if you plan to visit one of these locations
Henderson
Boulder City
North Las Vegas
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Top airline flying from O'Hare Intl to Las Vegas

Discover the top airline that operate flights from O'Hare Intl to Las Vegas. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 11 September 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapestC$ 110AverageC$ 348FlexibilityNo cancel feeOn-time71%
Search American Airlines flights

Fly with Cheapflights

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Can Cheapflights notify me if prices for flights from O'Hare Intl to Las Vegas become cheaper?

Yes! Start tracking prices for O'Hare Intl to Las Vegas flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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