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Cheap flights from Chicago O'Hare Intl Airport to Las Vegas from C$ 100

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 5/5. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — LAS
20 Apr — 27 Apr1
1 adult

Cheapflights Tip: The best prices from Chicago O'Hare Intl to Las Vegas Harry Reid Intl are usually found in September or October, booked 19 days in advance, depart on a Saturday or Monday 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 15 April 2025.

Round-trip from

C$ 265

One-way from

C$ 100

Popular in

December

Cheapest in

September

Average price

C$ 379
Spirit Airlines
  • Spirit Airlines
  • 29/5-5/6
  • 1 total stop
  • 17h 13m total
  • Chicago to Las Vegas
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Spirit Airlines
  • Spirit Airlines
  • 5/5
  • 1 total stop
  • 13h 52m total
  • Chicago to Las Vegas
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (C$ 17 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 10 potential savings vs. average RT price).
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Average for round-trip flights in April 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 15 April 2025.

Thu 29/58:37 a.m.ORD - LAS
1 stop13h 33mSpirit Airlines
Thu 5/65:15 a.m.LAS - ORD
Nonstop3h 40mSpirit Airlines
Deal found 14/4C$ 265
Sun 11/55:25 p.m.ORD - LAS
Nonstop4h 05mSouthwest
Sat 17/55:55 p.m.LAS - ORD
Nonstop3h 45mSouthwest
Deal found 14/4C$ 266
Tue 6/512:00 p.m.ORD - LAS
1 stop10h 10mAlaska Airlines
Tue 13/56:38 a.m.LAS - ORD
1 stop9h 42mAlaska Airlines
Deal found 14/4C$ 288
Tue 6/59:25 a.m.ORD - LAS
Nonstop4h 13mUnited Airlines
Thu 8/57:00 a.m.LAS - ORD
Nonstop3h 45mUnited Airlines
Deal found 14/4C$ 304
Wed 14/51:40 p.m.ORD - LAS
1 stop6h 54mDelta
Sat 24/51:10 p.m.LAS - ORD
1 stop6h 30mDelta
Deal found 14/4C$ 329
Fri 21/1111:36 a.m.ORD - LAS
1 stop7h 34mSun Country Air
Mon 24/114:20 p.m.LAS - ORD
1 stop25h 14mSun Country Air
Deal found 14/4C$ 395

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 15 April 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 29/5

8:37 a.m.-8:10 p.m.

1 stop13h 33m

Las Vegas Harry Reid Intl

Thu 5/6

5:15 a.m.-10:55 a.m.

Nonstop3h 40m

C$ 265

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Sun 11/5

5:25 p.m.-7:30 p.m.

Nonstop4h 05m

Las Vegas Harry Reid Intl

Sat 17/5

5:55 p.m.-11:40 p.m.

Nonstop3h 45m

C$ 266

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Tue 6/5

12:00 p.m.-8:10 p.m.

1 stop10h 10m

Las Vegas Harry Reid Intl

Tue 13/5

6:38 a.m.-6:20 p.m.

1 stop9h 42m

C$ 288

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Tue 6/5

9:25 a.m.-11:38 a.m.

Nonstop4h 13m

Las Vegas Harry Reid Intl

Thu 8/5

7:00 a.m.-12:45 p.m.

Nonstop3h 45m

C$ 304

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Wed 14/5

7:30 a.m.-11:59 a.m.

1 stop6h 29m

Las Vegas Harry Reid Intl

Wed 21/5

10:24 a.m.-6:20 p.m.

1 stop5h 56m

C$ 329

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Thu 18/9

7:12 p.m.-4:49 p.m.

1 stop23h 37m

Las Vegas Harry Reid Intl

Thu 25/9

10:45 a.m.-7:12 p.m.

1 stop6h 27m

C$ 423

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Mon 5/5

10:26 p.m.-10:18 a.m.

1 stop13h 52m

C$ 100

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Tue 6/5

10:44 a.m.-12:56 p.m.

Nonstop4h 12m

C$ 132

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Tue 6/5

12:00 p.m.-8:10 p.m.

1 stop10h 10m

C$ 144

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Thu 3/7

6:15 a.m.-8:05 a.m.

Nonstop3h 50m

C$ 150

Flights are sorted by cheapest round-trip flights first.

Deals found on 14/4

Showing 1-10 of 13 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 11 April 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 19 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$ 311). 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 15 April 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 44% on flights from Chicago O'Hare Intl Airport to Las Vegas by exploring options for tickets at noon.

Weekly flight availability from Chicago O'Hare Intl Airport to Las Vegas

Explore weekly flight availability from O'Hare Intl to Las Vegas. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 15 April 2025.

The most flights from ORD to LAS are scheduled on a Monday (42 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (17 on average).

Rainfall in Las Vegas by month

Plan your trip to Las Vegas by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Las Vegas ranges from 3.0 - 20.0 mm per month. February is typically the wettest month, when rainfall can reach 20.0 mm. May is typically the driest time to visit Las Vegas when rainfall is around 3.0 mm.

Temperature in Las Vegas by month

Plan your trip to Las Vegas by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Las Vegas, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 34.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 9.0 C).

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 15 April 2025.
Read reviews from past customers who have flown Alaska Airlines, Southwest and Delta from Chicago to Las Vegas. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,871 reviews
Check prices

Boarding

8.2

Food

7.1

Entertainment

7.1

Overall

8.0

Crew

8.5

Comfort

7.9

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Alaska Airlines
8.0
Very good
9,871 reviews
Alaska Airlines
8.0
Very good
9,871 reviews
Check prices

Boarding

8.2

Food

7.1

Entertainment

7.1

Overall

8.0

Crew

8.5

Comfort

7.9

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Southwest
8.0
Very good
4,279 reviews
Alaska Airlines
8.0
Very good
9,871 reviews
Check prices

Boarding

8.2

Food

7.1

Entertainment

7.1

Overall

8.0

Crew

8.5

Comfort

7.9

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Delta
8.0
Very good
7,917 reviews
Alaska Airlines
8.0
Very good
9,871 reviews
Check prices

Boarding

8.2

Food

7.1

Entertainment

7.1

Overall

8.0

Crew

8.5

Comfort

7.9

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Hawaiian Airlines
7.9
Good
2,374 reviews
Alaska Airlines
8.0
Very good
9,871 reviews
Check prices

Boarding

8.2

Food

7.1

Entertainment

7.1

Overall

8.0

Crew

8.5

Comfort

7.9

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
United Airlines
7.4
Good
8,656 reviews
Alaska Airlines
8.0
Very good
9,871 reviews
Check prices

Boarding

8.2

Food

7.1

Entertainment

7.1

Overall

8.0

Crew

8.5

Comfort

7.9

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

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 29 inbound flights from Chicago O'Hare Intl per day from 2 airlines. Las Vegas Harry Reid Intl is conveniently located just 10.0 km from Las Vegas’s city centre.

  • What are the cheapest airlines flying from Chicago O'Hare Intl Airport to Las Vegas round-trip?

    Flying on Spirit Airlines is currently your cheapest option to Las Vegas, with prices starting at C$ 265. Additional round-trip tickets that might be worth considering are offered by Southwest and Alaska Airlines, with the lowest prices starting at C$ 266 and C$ 288, respectively. Spirit Airlines is priced at 23% 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$ 100 is the cheapest one-way deal found within the past few days, from Spirit Airlines. You may also be able to find cheap deals on United Airlines and Alaska Airlines, with prices starting from C$ 132 and C$ 144, 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: Finnair (100%), Southwest (89%), Brussels Airlines (85%).

  • 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$ 311). 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 Chicago O'Hare Intl Airport?

Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locations
Henderson
Boulder City
North Las Vegas
Paradise

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from O'Hare Intl to Las Vegas

Discover the top 2 airlines 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 15 April 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapestC$ 168AverageC$ 355FlexibilityNo cancel feeOn-time65%
Search Spirit Airlines flights
American AirlinesCheapestC$ 175AverageC$ 348FlexibilityNo cancel feeOn-time71%
Search American Airlines flights

Fly with Cheapflights

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

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It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from O'Hare Intl to Las Vegas.

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Yes, we can. To see specific flights from O'Hare Intl to Las Vegas with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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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