HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Las Vegas

$70+ Cheap flights from O'Hare Intl (ORD) to Las Vegas (LAS)

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 2/7. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — LAS
Nov 6 — Nov 131
Thu 11/6
Thu 11/13
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from O'Hare Intl to Las Vegas with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 Tuesday or Saturday and return on a Friday

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 October 7, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$137
(Cheapflightsfares)

One-way from

$70
(Gotogate)

Popular in

September

Cheapest in

August

Average price

$254

Good round-trip deal

$190 or less

Good one-way deal

$112 or less
Provider with most accurate pricing for Chicago O'Hare Intl-Las Vegas Harry Reid Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago O'Hare Intl-Las Vegas Harry Reid Intl flights.
Search Deals
From Chicago O'Hare Intl to Las Vegas Harry Reid Intl
Search Deals
One-way flight from Chicago O'Hare Intl to Las Vegas Harry Reid Intl
Search Deals
High demand for flights, 1% potential price rise
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals
Price to beat on a round-trip flight from Chicago O'Hare Intl to Las Vegas Harry Reid Intl.
Search Deals
Price to beat on a one-way flight from Chicago O'Hare Intl to Las Vegas Harry Reid Intl.
Search Deals

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 October 7, 2025.

This Mytrip deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/199:54 pmORD - LAS
Nonstop4h 05mFrontier
Mon 10/209:08 amLAS - ORD
1 stop13h 51mFrontier
Deal found 10/6$138
This Kiwi.com deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/59:22 pmORD - LAS
1 stop12h 04mSpirit Airlines
Mon 11/1011:59 pmLAS - ORD
Nonstop3h 33mSpirit Airlines
Deal found 10/6$139
This Kiwi.com deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/49:22 pmORD - LAS
1 stop12h 04mMultiple Airlines
Wed 11/192:52 pmLAS - ORD
1 stop7h 07mMultiple Airlines
Deal found 10/6$140
This Southwest deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/11:30 pmORD - LAS
1 stop9h 50mSouthwest
Wed 11/59:40 amLAS - ORD
Nonstop3h 45mSouthwest
Deal found 10/6$141
This Cheapflightsfares deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/199:54 pmORD - LAS
Nonstop4h 05mFrontier
Fri 10/242:54 pmLAS - ORD
Nonstop4h 00mFrontier
Deal found 10/5$142
This Mytrip deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/206:35 amORD - LAS
Nonstop3h 54mSpirit Airlines
Wed 10/228:10 pmLAS - ORD
2 stops13h 23mSpirit Airlines
Deal found 10/6$143
This Frontier deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/179:54 pmORD - LAS
Nonstop4h 05mFrontier
Fri 10/242:54 pmLAS - ORD
Nonstop4h 00mFrontier
Deal found 10/6$144
This Expedia deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/216:40 amORD - LAS
Nonstop3h 54mSpirit Airlines
Fri 10/246:30 amLAS - ORD
1 stop6h 11mSpirit Airlines
Deal found 10/7$145
This Kiwi.com deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/84:38 pmORD - LAS
Nonstop4h 06mSpirit Airlines
Thu 11/1311:59 pmLAS - ORD
Nonstop3h 33mSpirit Airlines
Deal found 10/6$146
This Southwest deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/31:00 pmORD - LAS
Nonstop4h 05mSouthwest
Fri 12/511:35 pmLAS - ORD
1 stop10h 40mSouthwest
Deal found 10/5$147
This Kiwi.com deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/217:15 amORD - LAS
1 stop13h 53mMultiple Airlines
Fri 10/246:30 pmLAS - ORD
Nonstop3h 47mMultiple Airlines
Deal found 10/7$148
This Cheapflightsfares deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/266:40 amORD - LAS
Nonstop3h 54mSpirit Airlines
Sat 11/17:59 pmLAS - ORD
1 stop9h 29mSpirit Airlines
Deal found 10/6$149

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 2,558,603 searches. Data last updated October 7, 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

Sat 12/6

3:05 pm-7:15 pm

1 stop6h 10m

Las Vegas Harry Reid Intl

Tue 12/9

5:30 am-1:30 pm

1 stop6h 00m

$161

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Mon 1/12

9:00 am-2:11 pm

1 stop7h 11m

Las Vegas Harry Reid Intl

Sun 1/18

6:00 am-2:29 pm

1 stop6h 29m

$178

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Mon 10/20

6:15 am-8:15 am

Nonstop4h 00m

Las Vegas Harry Reid Intl

Wed 10/29

8:35 am-2:25 pm

Nonstop3h 50m

$185

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Fri 10/31

3:40 pm-8:07 pm

1 stop6h 27m

Las Vegas Harry Reid Intl

Mon 11/3

11:59 pm-5:33 am

Nonstop3h 34m

$189

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Wed 2/25

8:30 pm-10:35 pm

Nonstop4h 05m

Las Vegas Harry Reid Intl

Sat 2/28

12:02 pm-12:37 am

1 stop10h 35m

$191

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Sat 10/25

1:30 pm-9:20 pm

1 stop9h 50m

Las Vegas Harry Reid Intl

Wed 10/29

8:35 am-2:25 pm

Nonstop3h 50m

$196

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Wed 1/7

9:00 am-10:31 pm

1 stop15h 31m

Las Vegas Harry Reid Intl

Fri 1/23

6:00 am-2:29 pm

1 stop6h 29m

$200

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Tue 12/9

3:05 pm-10:27 pm

1 stop9h 22m

Las Vegas Harry Reid Intl

Fri 12/12

6:00 am-2:09 pm

1 stop6h 09m

$209

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Sat 11/8

7:37 pm-9:49 pm

Nonstop4h 12m

Las Vegas Harry Reid Intl

Tue 11/11

11:59 pm-5:33 am

Nonstop3h 34m

$211

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Fri 10/24

2:50 pm-8:50 pm

2 stops8h 00m

Las Vegas Harry Reid Intl

Tue 10/28

5:30 am-3:20 pm

1 stop7h 50m

$211

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/6

Showing 1-10 of 24 results
1
2
3

Compare providers for flights from O'Hare Intl to Las Vegas

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from O'Hare Intl to Las Vegas in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy2 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars
CheapOairPrice Accuracy3 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Chicago O'Hare Intl Airport-Las Vegas flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chicago O'Hare Intl Airport-Las Vegas flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Chicago O'Hare Intl Airport-Las Vegas flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Chicago O'Hare Intl Airport-Las Vegas flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Chicago O'Hare Intl Airport-Las Vegas flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 October 3, 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 $68). Flying from Chicago O'Hare Intl Airport to Las Vegas in June is currently the most expensive (average of $124). 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 October 7, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 25% on flights from Chicago O'Hare Intl Airport to Las Vegas by exploring options for tickets in the evening.

What is the cheapest day to fly from Chicago O'Hare Intl Airport to Las Vegas?

Use this chart to determine the cheapest time to fly round-trip from O'Hare Intl to Las Vegas. Price data was last updated on October 5, 2025.

Travelers seeking maximum savings on their Chicago O'Hare Intl Airport to Las Vegas flight should consider departing on Saturday afternoons when fares are most often at their lowest. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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

The best insider tips for Chicago O'Hare Intl Airport to Las Vegas flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Chicago O'Hare Intl Airport to Las Vegas trip
Airlines
Spirit Airlines

Spirit's Big Front Seats offer 11 inches more legroom and larger tray tables.


Spirit's Saver$ Club offers rotating deals and discounts on luggage and seats.

Read more about Spirit Airlinesby Daniel Scheffler
United Airlines

United's Economy Plus offers extra legroom seats towards the front of the economy cabin.


United's Polaris Lounges offer showers, napping areas, and dining for premium passengers.

Read more about United Airlinesby Harriet Baskas
Frontier

Frontier's UpFront Plus seats offer a guaranteed empty middle seat for extra comfort.


Frontier offers Zone 1 boarding with a carry-on bag or special fare bundle purchase.

Read more about Frontierby Marisa Garcia
Southwest

Southwest offers free messaging and high-speed Wi-Fi for a fee, enhancing in-flight connectivity.


Southwest's Early Bird check-in ensures priority boarding, ideal for business travelers.

Read more about Southwestby Marisa Garcia
Airports
ORD

For a quick snack before your flight, grab Garrett Popcorn near gate B8, a Chicago favorite.

Read more about ORDby Ramsey Qubein
LAS

For a smooth arrival at LAS, wait to request your rideshare until near the parking garage to avoid long waits.

Read more about LASby Ramsey Qubein
Our travel experts
Daniel Scheffler

Daniel Scheffler

Expert on Spirit Airlines

Daniel Scheffler

Daniel Scheffler

Daniel Scheffler is a travel writer, podcaster, and producer. Born in Africa, bred in Europe and now living in America he has traveled to 140 countries (and all 50 U.S. states). Plus he has stayed at over 2500 hotels across the globe. His original shows Everywhere and Without Maps (available on Spotify) showcase his beliefs, travel is about humanity and sharing that beauty. And thus it reminds you that you shouldn’t believe everything you think.

Read more
Harriet Baskas

Harriet Baskas

Expert on United Airlines

Harriet Baskas

Harriet Baskas

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Read more
Marisa Garcia

Marisa Garcia

Expert on Frontier and Southwest

Marisa Garcia

Marisa Garcia

Marisa knows planes inside and out, spending 16 years working on aircraft in hangars at airports around the world. She is an aviation industry expert, specialized in airline interiors and regulations. Ten years ago, she pivoted to journalism. She shares her insights in leading aviation, travel, and business publications and on her site FlightChic.

Read more
Ramsey Qubein

Ramsey Qubein

Expert on ORD and LAS

Ramsey Qubein

Ramsey Qubein

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more

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 October 7, 2025.
Read through reviews of airlines operating flights from Chicago O'Hare Intl Airport to Las Vegas, such as Southwest, United Airlines, and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,234 reviews

Crew

8.6

Overall

8.0

Food

7.0

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,234 reviews
Southwest
8.0
Very good
4,234 reviews

Crew

8.6

Overall

8.0

Food

7.0

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
8,957 reviews
Southwest
8.0
Very good
4,234 reviews

Crew

8.6

Overall

8.0

Food

7.0

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
11,041 reviews
Southwest
8.0
Very good
4,234 reviews

Crew

8.6

Overall

8.0

Food

7.0

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Spirit Airlines
6.3
Okay
8,080 reviews
Southwest
8.0
Very good
4,234 reviews

Crew

8.6

Overall

8.0

Food

7.0

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Frontier
5.8
Fair
3,144 reviews
Southwest
8.0
Very good
4,234 reviews

Crew

8.6

Overall

8.0

Food

7.0

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

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 35 inbound flights from Chicago O'Hare Intl per day from 8 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?

    A quick flight from Chicago O'Hare Intl Airport to Las Vegas can take about 6h 10m. Southwest provides one of the quickest options available for as low as $161. 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 cheapest airlines flying from Chicago O'Hare Intl Airport to Las Vegas round-trip?

    Frontier, at $79, was found to be the cheapest airline from Chicago O'Hare Intl Airport to Las Vegas.Alternate airlines to your destination round-trip include Spirit Airlines and Southwest. Users have found that Frontier is 70% cheaper than the other options available to this destination.

  • 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: Turkish Airlines (97%), Air Canada (89%), Spirit Airlines (84%).

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

    On average you can expect to pay $676 for a flight from Chicago O'Hare Intl Airport to Las Vegas. The cheapest flight overall is $63 while the most popular route, (Chicago O'Hare Intl - Las Vegas Harry Reid Intl) is currently priced at $78.

  • 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 $68). Flying from Chicago O'Hare Intl Airport to Las Vegas in June is currently the most expensive (average of $124). 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

Traveling to a place near Las Vegas?

Book flights to Las Vegas if you plan to visit one of these locations
Paradise
Henderson
North Las Vegas
Sunrise Manor
Winchester
Kingman
Primm
Mount Charleston
Mesquite
Needles
Boulder City

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.

Alternative routes for O'Hare Intl to Las Vegas

See prices for flight routes from nearby airports that may be better suited for you.
Midway to Las Vegas flights
Rockford to Las Vegas flights
O'Hare Intl to Reno flights
Midway to Reno flights
Midway to Twin Falls flights
O'Hare Intl to Twin Falls flights

Top 8 airlines flying from O'Hare Intl to Las Vegas

Discover the top 8 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 2,558,603 searches. Data last updated October 7, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$79Average$190FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$89Average$185FlexibilityNo cancel feeOn-time65%
SouthwestCheapest$159Average$310FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$159Average$321FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$168Average$374FlexibilityNo cancel feeOn-time69%
DeltaCheapest$182Average$364FlexibilityNo cancel feeOn-timeN/A
Sun Country AirCheapest$203Average$320FlexibilityNo cancel feeOn-time83%
Alaska AirlinesCheapest$222Average$278FlexibilityNo cancel feeOn-time75%

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.