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Cheap flights from Chicago O'Hare Intl Airport to Las Vegas from £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 13/9. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — LAS
16 Aug — 23 Aug1
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 17 July 2026.

Mon 24/820:11
ORD
-
LAS
Nonstop4h 12m
Frontier
Sun 30/812:56
LAS
-
ORD
Nonstop4h 06m
Frontier
Deal found 14/7£155
Wed 12/807:29
ORD
-
LAS
Nonstop4h 08m
Frontier
Tue 18/800:57
LAS
-
ORD
1 stop10h 39m
Frontier
Deal found 13/7£161
Wed 29/707:15
ORD
-
LAS
Nonstop4h 08m
Frontier
Wed 5/823:49
LAS
-
ORD
Nonstop3h 48m
Frontier
Deal found 13/7£185
Wed 29/707:15
ORD
-
LAS
Nonstop4h 08m
Frontier
Thu 6/823:49
LAS
-
ORD
Nonstop3h 48m
Frontier
Deal found 14/7£196
Wed 29/706:20
ORD
-
LAS
1 stop9h 38m
Multiple Airlines
Wed 5/823:49
LAS
-
ORD
Nonstop3h 48m
Multiple Airlines
Deal found 13/7£198
Sun 20/907:20
ORD
-
LAS
1 stop8h 51m
Alaska Airlines
Tue 22/910:23
LAS
-
ORD
1 stop6h 58m
Alaska Airlines
Deal found 12/7£201
Tue 11/814:20
ORD
-
LAS
1 stop9h 23m
Alaska Airlines
Wed 12/811:11
LAS
-
ORD
1 stop10h 25m
Alaska Airlines
Deal found 13/7£203
Wed 15/707:15
ORD
-
LAS
Nonstop4h 08m
Frontier
Tue 21/723:49
LAS
-
ORD
Nonstop3h 48m
Frontier
Deal found 13/7£204
Sat 8/806:20
ORD
-
LAS
1 stop13h 12m
Alaska Airlines
Tue 11/814:38
LAS
-
ORD
1 stop6h 58m
Alaska Airlines
Deal found 13/7£205
Sat 3/1006:00
ORD
-
LAS
1 stop9h 25m
Alaska Airlines
Sat 3/1015:30
LAS
-
ORD
1 stop6h 29m
Alaska Airlines
Deal found 14/7£207

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 17 July 2026.

Round-trip from

£155

One-way from

£96

Popular in

June

Cheapest in

August

Average price

£257
Frontier
  • Frontier
  • 24/8-30/8
  • Nonstop
  • 8h 18m total
  • Chicago to Las Vegas
Search Deals
Frontier
  • Frontier
  • 13/9
  • 1 total stop
  • 17h 47m total
  • Chicago to Las Vegas
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£24 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£4 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customise 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 858,174 searches. Data last updated 17 July 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 return flight

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Wed 12/8

14:20-21:43

1 stop9h 23m

Las Vegas Harry Reid Intl

Sun 16/8

19:21-13:21

1 stop16h 00m

£203

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Wed 9/9

07:20-14:11

1 stop8h 51m

Las Vegas Harry Reid Intl

Mon 14/9

07:00-19:21

1 stop10h 21m

£218

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Thu 22/10

15:40-23:19

1 stop9h 39m

Las Vegas Harry Reid Intl

Sat 24/10

06:00-14:44

1 stop6h 44m

£224

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Thu 20/8

14:36-21:08

1 stop8h 32m

Las Vegas Harry Reid Intl

Sat 22/8

06:00-16:51

1 stop8h 51m

£224

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Sat 8/8

15:25-23:05

1 stop9h 40m

Las Vegas Harry Reid Intl

Tue 11/8

06:00-16:51

1 stop8h 51m

£224

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Thu 1/10

19:40-23:35

1 stop5h 55m

Las Vegas Harry Reid Intl

Tue 6/10

15:02-23:51

1 stop6h 49m

£224

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Fri 14/8

14:20-21:43

1 stop9h 23m

Las Vegas Harry Reid Intl

Mon 17/8

11:11-23:36

1 stop10h 25m

£225

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Mon 27/7

07:20-13:11

1 stop7h 51m

Las Vegas Harry Reid Intl

Wed 5/8

14:38-23:36

1 stop6h 58m

£227

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Thu 10/12

15:09-21:36

1 stop8h 27m

Las Vegas Harry Reid Intl

Sun 13/12

06:00-17:01

1 stop9h 01m

£230
Fastest return journey

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Fri 11/9

05:00-09:09

1 stop6h 09m

Las Vegas Harry Reid Intl

Mon 14/9

16:08-22:00

Nonstop3h 52m

£232

Flights are sorted by cheapest return flights first.

Deals found on 13/7

Showing 1-10 of 22 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 return 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?

The price you pay for your flight from Chicago O'Hare Intl Airport to Las Vegas may vary depending on when you book. For the best chance of a lower fare, look to book 88 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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 £181). Flying from Chicago O'Hare Intl Airport to Las Vegas in June is currently the most expensive (average of £270). 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 17 July 2026.

It’s optimal to fly from Chicago O'Hare Intl Airport to Las Vegas in the afternoon. By choosing this option you can save up to 26% on the cost of your flight, compared to a flight in the morning.

How much does it cost for a return flight 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 40 inbound flights from Chicago O'Hare Intl per day from 0 airlines. Las Vegas Harry Reid Intl is conveniently located just 6.2 mi from Las Vegas’s city center.

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

    There are many flights that can get you from Chicago O'Hare Intl Airport to Las Vegas in 9h 23m. Fly via Alaska Airlines or Delta to get the fastest option. The distance from Chicago O'Hare Intl Airport to Las Vegas is about 1510 mi. This flight may include one or multiple stops.

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

    Consider Avianca (83%), Air Canada (80%) or Brussels Airlines (70%) when booking your flight. These represent the most reliable airlines when flying from Chicago O'Hare Intl Airport to Las Vegas.

  • 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 holiday 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 £181). Flying from Chicago O'Hare Intl Airport to Las Vegas in June is currently the most expensive (average of £270). 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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Henderson

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Why should you use Cheapflights to find cheap flight tickets from O'Hare Intl to Las Vegas?

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Can Cheapflights find flights from O'Hare Intl to Las Vegas with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from O'Hare Intl to Las Vegas, users can toggle the no change fees filter when performing a flight search.

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

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