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Cheap flights from Chicago O'Hare Intl Airport to Las Vegas from C$ 88

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 11/12. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — LAS
27 Nov — 4 Dec1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from Chicago O'Hare Intl to Las Vegas Harry Reid Intl are usually found in August or January, booked 22 days in advance, depart on a Monday or Friday 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 28 October 2025.

Round-trip from

C$ 197

One-way from

C$ 88

Popular in

September

Cheapest in

August

Average price

C$ 366
United Airlines
  • United Airlines
  • 16/11-19/11
  • Nonstop
  • 7h 54m total
  • Chicago to Las Vegas
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Frontier
  • Frontier
  • 11/12
  • 1 total stop
  • 11h 58m total
  • Chicago to Las Vegas
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High demand for flights, 0% 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 October 2025
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Find 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 28 October 2025.

Sun 16/117:37 p.m.ORD - LAS
Nonstop4h 12mUnited Airlines
Wed 19/117:15 a.m.LAS - ORD
Nonstop3h 42mUnited Airlines
Deal found 26/10C$ 197
Tue 2/127:44 p.m.ORD - LAS
Nonstop4h 14mUnited Airlines
Wed 10/1211:59 p.m.LAS - ORD
Nonstop3h 34mUnited Airlines
Deal found 27/10C$ 203
Sun 16/119:22 p.m.ORD - LAS
1 stop12h 04mMultiple Airlines
Thu 20/1110:16 a.m.LAS - ORD
1 stop24h 57mMultiple Airlines
Deal found 27/10C$ 213
Tue 4/111:48 p.m.ORD - LAS
1 stop11h 06mSpirit Airlines
Tue 11/1111:59 p.m.LAS - ORD
Nonstop3h 33mSpirit Airlines
Deal found 27/10C$ 217
Tue 25/117:15 a.m.ORD - LAS
Nonstop4h 05mSouthwest
Tue 2/124:55 p.m.LAS - ORD
Nonstop3h 40mSouthwest
Deal found 26/10C$ 222
Sun 16/111:00 p.m.ORD - LAS
Nonstop4h 05mSouthwest
Thu 20/114:55 p.m.LAS - ORD
Nonstop3h 40mSouthwest
Deal found 26/10C$ 224
Mon 24/111:00 p.m.ORD - LAS
Nonstop4h 05mSouthwest
Tue 2/124:55 p.m.LAS - ORD
Nonstop3h 40mSouthwest
Deal found 27/10C$ 229
Fri 12/128:02 p.m.ORD - LAS
Nonstop4h 12mUnited Airlines
Mon 15/1211:59 p.m.LAS - ORD
Nonstop3h 34mUnited Airlines
Deal found 27/10C$ 231
Fri 7/119:22 p.m.ORD - LAS
1 stop12h 04mSpirit Airlines
Fri 14/1111:59 p.m.LAS - ORD
Nonstop3h 33mSpirit Airlines
Deal found 26/10C$ 234
Mon 3/117:58 p.m.ORD - LAS
Nonstop4h 09mSpirit Airlines
Thu 6/116:44 p.m.LAS - ORD
1 stop12h 47mSpirit Airlines
Deal found 27/10C$ 242
Fri 7/117:35 a.m.ORD - LAS
1 stop11h 36mFrontier
Fri 14/113:50 p.m.LAS - ORD
Nonstop3h 58mFrontier
Deal found 28/10C$ 249

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 28 October 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

Thu 11/12

7:30 a.m.-9:39 a.m.

Nonstop4h 09m

Las Vegas Harry Reid Intl

Tue 16/12

11:59 p.m.-5:33 a.m.

Nonstop3h 34m

C$ 231

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Wed 10/12

7:15 a.m.-9:20 a.m.

Nonstop4h 05m

Las Vegas Harry Reid Intl

Sat 13/12

11:35 p.m.-12:15 p.m.

1 stop10h 40m

C$ 269

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Mon 16/2

9:00 a.m.-3:50 p.m.

1 stop8h 50m

Las Vegas Harry Reid Intl

Thu 19/2

8:00 a.m.-11:10 p.m.

1 stop13h 10m

C$ 305

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Sat 13/12

4:15 p.m.-6:24 p.m.

Nonstop4h 09m

Las Vegas Harry Reid Intl

Mon 15/12

11:59 p.m.-5:33 a.m.

Nonstop3h 34m

C$ 309

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Wed 14/1

9:00 a.m.-9:38 p.m.

2 stops14h 38m

Las Vegas Harry Reid Intl

Sat 17/1

6:00 a.m.-2:29 p.m.

1 stop6h 29m

C$ 316

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Thu 12/2

6:00 a.m.-8:13 a.m.

Nonstop4h 13m

Las Vegas Harry Reid Intl

Sun 15/2

11:59 p.m.-5:31 a.m.

Nonstop3h 32m

C$ 327

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Fri 23/1

7:45 p.m.-9:59 p.m.

Nonstop4h 14m

Las Vegas Harry Reid Intl

Fri 23/1

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

Nonstop3h 38m

C$ 334

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Mon 19/1

9:05 p.m.-11:19 p.m.

Nonstop4h 14m

Las Vegas Harry Reid Intl

Sat 31/1

12:27 p.m.-6:11 p.m.

Nonstop3h 44m

C$ 368

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Thu 29/1

2:06 p.m.-10:00 p.m.

2 stops9h 54m

Las Vegas Harry Reid Intl

Sat 31/1

6:00 a.m.-2:29 p.m.

1 stop6h 29m

C$ 371

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Sat 17/1

4:07 p.m.-6:17 p.m.

Nonstop4h 10m

Las Vegas Harry Reid Intl

Tue 20/1

11:30 p.m.-5:06 a.m.

Nonstop3h 36m

C$ 375

Flights are sorted by cheapest round-trip flights first.

Deals found on 26/10

Showing 1-10 of 23 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 24 October 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 22 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, November is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Las Vegas (average of C$ 105). Flying from Chicago O'Hare Intl Airport to Las Vegas in June is currently the most expensive (average of C$ 173). 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 28 October 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 39% on flights from Chicago O'Hare Intl Airport to Las Vegas by exploring options for tickets in the evening.

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 26 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?

    United Airlines and Alaska Airlines can get you from Chicago O'Hare Intl Airport to Las Vegas in just under 4h 09m. Your travel time can differ by up to 4h 26m. 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: Spirit Airlines (90%), Turkish Airlines (90%), Air Canada (87%).

  • 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, November is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Las Vegas (average of C$ 105). Flying from Chicago O'Hare Intl Airport to Las Vegas in June is currently the most expensive (average of C$ 173). 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

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