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$51+ 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 5/21. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — LAS
Mar 3 — Mar 101
Mon 3/3
Mon 3/10
1 adult, Economy
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1. Tell us where you want to go
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The best prices from Chicago O'Hare Intl to Las Vegas Harry Reid Intl are usually found in September or October, booked 64 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 February 26, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$114
(Expedia)

One-way from

$51
(FlightHub)

Popular in

March

Cheapest in

September

Average price

$260

Good round-trip deal

$194 or less

Good one-way deal

$95 or less
Provider with most accurate pricing for Chicago O'Hare Intl-Las Vegas Harry Reid Intl flight deals.
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Provider most trusted by Cheapflights users for Chicago O'Hare Intl-Las Vegas Harry Reid Intl flights.
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From Chicago O'Hare Intl to Las Vegas Harry Reid Intl
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One-way flight from Chicago O'Hare Intl to Las Vegas Harry Reid Intl
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Highest demand for flights based on searches. 11% potential increase in price ($32 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Price to beat on a round-trip flight from Chicago O'Hare Intl to Las Vegas Harry Reid Intl.
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Price to beat on a one-way flight from Chicago O'Hare Intl to Las Vegas Harry Reid Intl.
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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 February 26, 2025.

This Kiwi.com deal was found by Cheapflights users on 2/26. 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 5/2811:00 amORD - LAS
Nonstop3h 56mSpirit Airlines
Tue 6/38:32 amLAS - ORD
Nonstop3h 44mSpirit Airlines
Deal found 2/26$113
This FlightHub deal was found by Cheapflights users on 2/26. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/298:00 amORD - LAS
Nonstop4h 01mMultiple Airlines
Fri 5/211:25 pmLAS - ORD
Nonstop3h 45mMultiple Airlines
Deal found 2/26$117
This American Airlines deal was found by Cheapflights users on 2/25. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/188:38 pmORD - LAS
Nonstop4h 15mAmerican Airlines
Wed 3/2611:44 pmLAS - ORD
Nonstop3h 36mAmerican Airlines
Deal found 2/25$145
This United Airlines deal was found by Cheapflights users on 2/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/251:30 pmORD - LAS
Nonstop4h 10mUnited Airlines
Tue 4/17:00 amLAS - ORD
Nonstop3h 45mUnited Airlines
Deal found 2/25$169
This Frontier deal was found by Cheapflights users on 2/25. 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.
Thu 4/107:39 pmORD - LAS
Nonstop4h 31mFrontier
Mon 4/1411:28 pmLAS - ORD
Nonstop3h 40mFrontier
Deal found 2/25$176
This Delta deal was found by Cheapflights users on 2/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/251:26 pmORD - LAS
1 stop8h 18mDelta
Tue 3/2512:55 amLAS - ORD
1 stop5h 49mDelta
Deal found 2/25$237

Find flights from O'Hare Intl to Las Vegas within your budget

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 February 26, 2025.

Fly from

O'Hare Intl

Fly to

Las Vegas

Route

Depart

Return

Price

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Tue 4/1

12:14 pm-11:40 pm

1 stop13h 26m

Las Vegas Harry Reid Intl

Fri 4/4

1:01 am-6:42 am

Nonstop3h 41m

$114

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Tue 4/29

8:00 am-10:01 am

Nonstop4h 01m

Las Vegas Harry Reid Intl

Fri 5/2

11:25 pm-5:10 am

Nonstop3h 45m

$117

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Tue 3/18

8:38 pm-10:53 pm

Nonstop4h 15m

Las Vegas Harry Reid Intl

Wed 3/26

11:44 pm-5:20 am

Nonstop3h 36m

$145

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Tue 3/25

1:30 pm-3:40 pm

Nonstop4h 10m

Las Vegas Harry Reid Intl

Tue 4/1

7:00 am-12:45 pm

Nonstop3h 45m

$169

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Thu 4/10

7:39 pm-10:10 pm

Nonstop4h 31m

Las Vegas Harry Reid Intl

Mon 4/14

11:28 pm-5:08 am

Nonstop3h 40m

$176

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Tue 3/25

1:26 pm-7:44 pm

1 stop8h 18m

Las Vegas Harry Reid Intl

Tue 3/25

12:55 am-8:44 am

1 stop5h 49m

$237

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Wed 5/21

3:21 pm-5:16 pm

Nonstop3h 55m

$51

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Sat 3/29

8:38 pm-10:50 pm

Nonstop4h 12m

$73

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Sat 3/29

7:55 pm-10:13 pm

Nonstop4h 18m

$80

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Fri 5/9

8:14 pm-10:30 pm

Nonstop4h 16m

$86

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/26

Showing 1-10 of 15 results
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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 February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapOairPrice Accuracy1 starTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
FareScanPrice Accuracy-Trust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*2 stars
MytripPrice Accuracy3 starsTrust Score*3 stars

*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.

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

Find out what our experts recommend to make the most of 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
Airports
ORD

For a quick departure, use the free shuttle train between terminals at ORD. It helps navigate the sprawling layout efficiently.

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 walks in the heat.

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

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

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.

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.

Travel insights for flights from O'Hare Intl to Las Vegas

Get recent, data-driven insights about flights from O'Hare Intl to Las Vegas including ideal travel times, pricing trends, and more.

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 February 25, 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 64 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, August is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Las Vegas (average of $198). Flying from Chicago O'Hare Intl Airport to Las Vegas in March is currently the most expensive (average of $269). 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 February 26, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 30% 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 February 23, 2025.

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

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 February 26, 2025.

The most flights from ORD to LAS are scheduled on a Monday (32 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (8 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 0.1 - 0.8 inches per month. February is typically the wettest month, when rainfall can reach 0.8 in. May is typically the driest time to visit Las Vegas when rainfall is around 0.1 in.

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 93.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 48.2 F).

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 February 26, 2025.
See what other customers who have flown with Southwest, Alaska Airlines and Delta from Chicago to Las Vegas have to say. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,369 reviews

Boarding

8.2

Overall

8.1

Crew

8.7

Entertainment

7.6

Comfort

8.1

Food

7.1

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Southwest
8.1
Very good
4,369 reviews
Southwest
8.1
Very good
4,369 reviews

Boarding

8.2

Overall

8.1

Crew

8.7

Entertainment

7.6

Comfort

8.1

Food

7.1

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Alaska Airlines
8.0
Very good
9,717 reviews
Southwest
8.1
Very good
4,369 reviews

Boarding

8.2

Overall

8.1

Crew

8.7

Entertainment

7.6

Comfort

8.1

Food

7.1

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Delta
8.0
Very good
8,151 reviews
Southwest
8.1
Very good
4,369 reviews

Boarding

8.2

Overall

8.1

Crew

8.7

Entertainment

7.6

Comfort

8.1

Food

7.1

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

United Airlines
7.4
Good
8,732 reviews
Southwest
8.1
Very good
4,369 reviews

Boarding

8.2

Overall

8.1

Crew

8.7

Entertainment

7.6

Comfort

8.1

Food

7.1

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,369 reviews

Boarding

8.2

Overall

8.1

Crew

8.7

Entertainment

7.6

Comfort

8.1

Food

7.1

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

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 9 airlines. Las Vegas Harry Reid Intl is conveniently located just 6.2 mi from Las Vegas’s city center.

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

    Spirit Airlines, at $114, was found to be the cheapest airline from Chicago O'Hare Intl Airport to Las Vegas.Alternate airlines to your destination round-trip include American Airlines and United Airlines. Users have found that Spirit Airlines is 55% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Chicago O'Hare Intl Airport to Las Vegas one-way?

    The cheapest airline one-way is Spirit Airlines, with whom users have recently found tickets for as low as $51. However, be on the lookout for offers from American Airlines and United Airlines, as they are both options that can get you from Chicago O'Hare Intl Airport to Las Vegas for a low price.

  • 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: Southwest (87%), Austrian Airlines (85%), Air Canada (83%).

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

    On average you can expect to pay $712 for a flight from Chicago O'Hare Intl Airport to Las Vegas. The cheapest flight overall is $50 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, August is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Las Vegas (average of $198). Flying from Chicago O'Hare Intl Airport to Las Vegas in March is currently the most expensive (average of $269). 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 Chicago O'Hare Intl Airport?

Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locations
Henderson
Paradise
Sunrise Manor
North Las Vegas
Winchester
Kingman
Primm
Mesquite
Needles
Mount Charleston
Pahrump
Boulder City

Browse thousands of different options on Cheapflights for your next trip

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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
O'Hare Intl to Reno flights
Rockford to Las Vegas flights
Midway to Reno flights
Midway to Twin Falls flights
O'Hare Intl to Twin Falls flights

Top 9 airlines flying from O'Hare Intl to Las Vegas

Discover the top 9 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 February 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$52Average$154FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$86Average$198FlexibilityNo cancel feeOn-time65%
Allegiant AirCheapest$148Average$227FlexibilityNo cancel feeOn-time88%
American AirlinesCheapest$166Average$333FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$180Average$382FlexibilityNo cancel feeOn-time69%
Sun Country AirCheapest$191Average$315FlexibilityNo cancel feeOn-time83%
SouthwestCheapest$208Average$395FlexibilityNo cancel feeOn-time63%
DeltaCheapest$235Average$375FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$240Average$303FlexibilityNo cancel feeOn-time75%
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