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Cheap flights from Chicago O'Hare Intl Airport to Las Vegas from C$ 180

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 4/8. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — LAS
9 Jul — 16 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from O'Hare Intl to Las Vegas

Enter your travel dates to find the best prices.

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 9 June 2026.

Tue 15/93:35 p.m.
ORD
-
LAS
Nonstop4h 09m
United Airlines
Tue 22/910:50 a.m.
LAS
-
ORD
Nonstop3h 52m
United Airlines
Deal found 8/6C$ 314
Mon 10/87:15 a.m.
ORD
-
LAS
Nonstop4h 08m
Frontier
Thu 13/811:49 p.m.
LAS
-
ORD
Nonstop3h 48m
Frontier
Deal found 8/6C$ 328
Tue 22/99:00 p.m.
ORD
-
LAS
Nonstop4h 00m
United Airlines
Wed 30/93:05 p.m.
LAS
-
ORD
1 stop5h 41m
United Airlines
Deal found 8/6C$ 331
Tue 11/86:20 a.m.
ORD
-
LAS
1 stop9h 38m
Alaska Airlines
Tue 18/82:38 p.m.
LAS
-
ORD
1 stop6h 58m
Alaska Airlines
Deal found 8/6C$ 342
Sat 5/912:45 p.m.
ORD
-
LAS
Nonstop3h 59m
United Airlines
Tue 8/911:50 p.m.
LAS
-
ORD
Nonstop3h 30m
United Airlines
Deal found 8/6C$ 349
Tue 7/76:20 a.m.
ORD
-
LAS
1 stop9h 38m
Alaska Airlines
Fri 10/72:38 p.m.
LAS
-
ORD
1 stop6h 58m
Alaska Airlines
Deal found 4/6C$ 358
Sat 4/77:20 a.m.
ORD
-
LAS
1 stop7h 51m
Alaska Airlines
Tue 7/72:38 p.m.
LAS
-
ORD
1 stop6h 58m
Alaska Airlines
Deal found 5/6C$ 368
Mon 10/86:00 a.m.
ORD
-
LAS
1 stop10h 16m
Multiple Airlines
Thu 13/811:49 p.m.
LAS
-
ORD
Nonstop3h 48m
Multiple Airlines
Deal found 8/6C$ 370
Sun 9/86:20 a.m.
ORD
-
LAS
1 stop9h 38m
Alaska Airlines
Wed 12/87:59 a.m.
LAS
-
ORD
1 stop8h 58m
Alaska Airlines
Deal found 8/6C$ 375
Wed 21/107:30 a.m.
ORD
-
LAS
1 stop6h 38m
Delta
Sat 24/1010:10 p.m.
LAS
-
ORD
1 stop9h 57m
Delta
Deal found 8/6C$ 377
Tue 30/66:20 a.m.
ORD
-
LAS
1 stop9h 38m
Alaska Airlines
Tue 30/66:27 p.m.
LAS
-
ORD
1 stop8h 33m
Alaska Airlines
Deal found 4/6C$ 378

Find 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 9 June 2026.

Round-trip from

C$ 314

One-way from

C$ 180

Popular in

March

Cheapest in

August

Average price

C$ 453
United Airlines
  • United Airlines
  • 15/9-22/9
  • Nonstop
  • 8h 01m total
  • Chicago to Las Vegas
Search Deals
Alaska Airlines
  • Alaska Airlines
  • 4/8
  • 1 total stop
  • 9h 38m total
  • Chicago to Las Vegas
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (C$ 57 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
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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 9 June 2026.
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

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Wed 14/10

2:21 p.m.-10:34 p.m.

1 stop10h 13m

Las Vegas Harry Reid Intl

Fri 16/10

3:30 p.m.-11:59 p.m.

1 stop6h 29m

C$ 410

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Wed 15/7

6:20 a.m.-1:58 p.m.

1 stop9h 38m

Las Vegas Harry Reid Intl

Wed 29/7

7:00 a.m.-5:00 a.m.

1 stop20h 00m

C$ 410

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Sat 8/8

8:05 a.m.-2:19 p.m.

1 stop8h 14m

Las Vegas Harry Reid Intl

Mon 10/8

10:45 p.m.-7:56 a.m.

1 stop7h 11m

C$ 411

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Mon 10/8

8:20 p.m.-10:29 a.m.

1 stop16h 09m

Las Vegas Harry Reid Intl

Thu 13/8

6:27 p.m.-5:00 a.m.

1 stop8h 33m

C$ 411

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Tue 20/10

2:21 p.m.-7:28 p.m.

1 stop7h 07m

Las Vegas Harry Reid Intl

Sat 24/10

8:27 a.m.-6:53 p.m.

1 stop8h 26m

C$ 414

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Tue 21/7

6:00 a.m.-2:16 p.m.

1 stop10h 16m

Las Vegas Harry Reid Intl

Wed 29/7

11:11 a.m.-11:36 p.m.

1 stop10h 25m

C$ 442

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Thu 5/11

2:25 p.m.-8:50 p.m.

1 stop8h 25m

Las Vegas Harry Reid Intl

Mon 9/11

12:52 p.m.-11:49 p.m.

1 stop8h 57m

C$ 442

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Wed 15/7

6:20 a.m.-1:58 p.m.

1 stop9h 38m

Las Vegas Harry Reid Intl

Fri 17/7

6:27 p.m.-5:00 a.m.

1 stop8h 33m

C$ 442

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Sun 1/11

7:25 a.m.-12:12 p.m.

1 stop6h 47m

Las Vegas Harry Reid Intl

Mon 9/11

8:08 p.m.-5:40 a.m.

1 stop7h 32m

C$ 442

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Sun 6/9

9:00 a.m.-3:28 p.m.

1 stop8h 28m

Las Vegas Harry Reid Intl

Wed 9/9

11:55 a.m.-11:59 p.m.

1 stop10h 04m

C$ 462

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/6

Showing 1-10 of 21 resultsSorted by cheapest first
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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?

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 29 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, August is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Las Vegas (average of C$ 310). Flying from Chicago O'Hare Intl Airport to Las Vegas in March is currently the most expensive (average of C$ 499). 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 9 June 2026.

Unlike at noon, when flights are generally more expensive, you can save up to 56% on flights from Chicago O'Hare Intl Airport to Las Vegas by exploring options for tickets in the evening.

How much does it cost to fly round-trip from Chicago O'Hare Intl Airport to Las Vegas?

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 39 inbound flights from Chicago O'Hare Intl per day from 0 airlines. 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?

    Alaska Airlines and Delta can get you from Chicago O'Hare Intl Airport to Las Vegas in just under 9h 08m. Your travel time can differ by up to 1h 05m. There are 2430 km between Chicago O'Hare Intl Airport and Las Vegas. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • 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: Avianca (96%), Air Canada (79%), ITA Airways (77%).

  • 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, August is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Las Vegas (average of C$ 310). Flying from Chicago O'Hare Intl Airport to Las Vegas in March is currently the most expensive (average of C$ 499). 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
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