Find flights
Deals
When to book
FAQs

Cheap flights from Chicago O'Hare Intl Airport to Las Vegas from £59

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 7/3. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — LAS
7 Mar — 14 Mar1
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 February, booked 30 days in advance, depart on a Monday or Tuesday and return on a Monday

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 5 February 2026.

Mon 6/416:00
ORD
-
LAS
1 stop6h 38m
United Airlines
Thu 9/423:59
LAS
-
ORD
Nonstop3h 38m
United Airlines
Deal found 1/2£123
Sat 7/314:45
ORD
-
LAS
1 stop6h 19m
United Airlines
Sat 14/317:38
LAS
-
ORD
Nonstop3h 37m
United Airlines
Deal found 1/2£127
Fri 17/421:20
ORD
-
LAS
1 stop15h 06m
Spirit Airlines
Sat 18/413:53
LAS
-
ORD
1 stop14h 53m
Spirit Airlines
Deal found 3/2£128
Sat 28/218:25
ORD
-
LAS
Nonstop4h 25m
Southwest
Tue 3/309:45
LAS
-
ORD
Nonstop3h 40m
Southwest
Deal found 4/2£131
Sat 7/320:11
ORD
-
LAS
Nonstop4h 19m
United Airlines
Mon 9/317:38
LAS
-
ORD
Nonstop3h 37m
United Airlines
Deal found 1/2£135
Wed 1/414:40
ORD
-
LAS
1 stop7h 20m
Southwest
Wed 8/417:10
LAS
-
ORD
Nonstop3h 45m
Southwest
Deal found 3/2£137
Tue 3/319:45
ORD
-
LAS
Nonstop4h 17m
United Airlines
Tue 10/323:59
LAS
-
ORD
Nonstop3h 32m
United Airlines
Deal found 2/2£138
Wed 25/215:07
ORD
-
LAS
1 stop9h 21m
Alaska Airlines
Sat 28/215:27
LAS
-
ORD
1 stop6h 32m
Alaska Airlines
Deal found 4/2£144
Sat 4/410:59
ORD
-
LAS
Nonstop4h 10m
United Airlines
Sat 11/417:00
LAS
-
ORD
Nonstop3h 46m
United Airlines
Deal found 2/2£145
Tue 31/310:59
ORD
-
LAS
Nonstop4h 10m
United Airlines
Tue 31/323:59
LAS
-
ORD
Nonstop3h 39m
United Airlines
Deal found 2/2£145
Mon 13/408:20
ORD
-
LAS
1 stop9h 47m
Alaska Airlines
Sat 25/410:19
LAS
-
ORD
1 stop6h 44m
Alaska Airlines
Deal found 5/2£146
Tue 7/412:55
ORD
-
LAS
1 stop6h 28m
United Airlines
Sat 11/417:00
LAS
-
ORD
Nonstop3h 46m
United Airlines
Deal found 2/2£147

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 5 February 2026.

Round-trip from

£123

One-way from

£59

Popular in

March

Cheapest in

August

Average price

£188

Good one-way deal

£66 or less
Southwest
  • Southwest
  • 6/4-13/4
  • 1 total stop
  • 10h 25m total
  • Chicago to Las Vegas
Search Deals
Southwest
  • Southwest
  • 7/3
  • Nonstop
  • 4h 10m total
  • Chicago to Las Vegas
Search Deals
Highest demand for flights based on searches. 1% potential increase in price (£2 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£2 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2026
Search Deals
Price to beat on a one-way flight from Chicago O'Hare Intl to Las Vegas Harry Reid Intl.
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 5 February 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

O'Hare Intl

Fly to

Las Vegas

Route

Depart

Return

Price

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Wed 18/2

07:25-09:40

Nonstop4h 15m

Las Vegas Harry Reid Intl

Fri 27/2

23:59-05:31

Nonstop3h 32m

£156

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Sun 22/2

18:25-20:50

Nonstop4h 25m

Las Vegas Harry Reid Intl

Tue 3/3

16:55-22:35

Nonstop3h 40m

£156

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Sat 9/5

06:00-10:26

1 stop6h 26m

Las Vegas Harry Reid Intl

Fri 15/5

06:00-20:25

1 stop12h 25m

£159

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Thu 7/5

19:45-23:43

1 stop5h 58m

Las Vegas Harry Reid Intl

Sat 16/5

09:20-16:52

1 stop5h 32m

£173

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Thu 5/3

06:00-08:13

Nonstop4h 13m

Las Vegas Harry Reid Intl

Mon 9/3

23:59-05:31

Nonstop3h 32m

£173

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Sat 14/3

06:00-08:13

Nonstop4h 13m

Las Vegas Harry Reid Intl

Tue 17/3

12:50-18:35

Nonstop3h 45m

£174

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Sun 15/3

06:00-08:13

Nonstop4h 13m

Las Vegas Harry Reid Intl

Wed 18/3

17:38-23:15

Nonstop3h 37m

£178

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Sat 14/3

06:00-08:13

Nonstop4h 13m

Las Vegas Harry Reid Intl

Wed 1/4

17:00-22:46

Nonstop3h 46m

£187

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Wed 20/5

07:15-09:31

Nonstop4h 16m

Las Vegas Harry Reid Intl

Wed 20/5

16:35-00:58

1 stop6h 23m

£189

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Fri 20/2

21:15-23:30

Nonstop4h 15m

Las Vegas Harry Reid Intl

Wed 25/2

23:59-05:31

Nonstop3h 32m

£193

Flights are sorted by cheapest return flights first.

Deals found on 5/2

Showing 1-10 of 21 results
1
2
3

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?

Use this chart to determine the optimal time to book a return flight from O'Hare Intl to Las Vegas. Price data was last updated on 30 January 2026.

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 30 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, January is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Las Vegas (average of £47). Flying from Chicago O'Hare Intl Airport to Las Vegas in June is currently the most expensive (average of £92). 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 5 February 2026.

It’s optimal to fly from Chicago O'Hare Intl Airport to Las Vegas at midday. By choosing this option you can save up to 69% on the cost of your flight, compared to a flight 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 22 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 4h 15m. Fly via United Airlines, Southwest, or Spirit Airlines 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 Austrian Airlines (86%), United Airlines (80%) or Qatar Airways (80%) when booking your flight. These represent the most reliable airlines when flying from Chicago O'Hare Intl Airport to Las Vegas.

  • What are the cheapest flights from Chicago O'Hare Intl Airport to Las Vegas?

    Looking for the cheapest flight from Chicago O'Hare Intl Airport to Las Vegas? While on average our users pay £116, our data indicates the cheapest price to be £66. The most popular route (Chicago O'Hare Intl - Las Vegas Harry Reid Intl), is priced around £264.

  • 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, January is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Las Vegas (average of £47). Flying from Chicago O'Hare Intl Airport to Las Vegas in June is currently the most expensive (average of £92). 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
Furnace Creek
Henderson
Kingman

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from O'Hare Intl to Las Vegas?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Las Vegas from O'Hare Intl today with Cheapflights!

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

Cheapflights simply makes it quick and affordable to book flights from O'Hare Intl to Las Vegas by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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?

Of course! You can now track prices for flights from O'Hare Intl to Las Vegas and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.