Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Chicago O'Hare Intl Airport to Las Vegas from $67

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago O'Hare Intl Airport to Las Vegas departing on 2/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Chicago O'Hare Intl Airport to Las Vegas

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
9:38 pm - 11:59 pm
ORD
-
LAS
4h 21mnonstop
Frontier Logo
3:30 pm - 11:58 am
LAS
-
ORD
18h 28m1 stop
$145Frontier
Fri, Feb 6 - Thu, Feb 12
Frontier Logo
8:55 pm - 11:15 pm
ORD
-
LAS
4h 20mnonstop
Frontier Logo
12:25 am - 6:08 am
LAS
-
ORD
3h 43mnonstop
$146Frontier
Thu, Mar 12 - Tue, Mar 17
Frontier Logo
2:53 pm - 10:28 pm
ORD
-
LAS
9h 35m1 stop
Frontier Logo
11:41 pm - 11:14 am
LAS
-
ORD
9h 33m1 stop
$147Frontier
Tue, Feb 3 - Tue, Feb 10
Frontier Logo
4:42 pm - 11:02 pm
ORD
-
LAS
8h 20m1 stop
Frontier Logo
11:58 pm - 10:51 am
LAS
-
ORD
8h 53m1 stop
$148Frontier
Sat, Feb 21 - Tue, Feb 24
Spirit Airlines Logo
8:53 pm - 10:54 pm
ORD
-
LAS
4h 01mnonstop
Spirit Airlines Logo
11:59 pm - 5:31 am
LAS
-
ORD
3h 32mnonstop
$149Spirit Airlines
Tue, May 5 - Fri, May 8
Multiple Airlines Logo
8:00 am - 2:20 pm
ORD
-
LAS
8h 20m1 stop
Multiple Airlines Logo
1:01 am - 2:17 pm
LAS
-
ORD
11h 16m1 stop
$150Multiple Airlines
Sat, Jan 31 - Mon, Feb 2
Frontier Logo
8:10 am - 8:17 pm
ORD
-
LAS
14h 07m1 stop
Frontier Logo
12:59 am - 11:58 am
LAS
-
ORD
8h 59m1 stop
$151Frontier
Tue, Feb 17 - Thu, Feb 19
Multiple Airlines Logo
3:22 pm - 11:01 pm
ORD
-
LAS
9h 39m1 stop
Multiple Airlines Logo
9:37 am - 6:31 pm
LAS
-
ORD
6h 54m1 stop
$152Multiple Airlines
Wed, Feb 4 - Thu, Feb 5
Frontier Logo
9:38 pm - 11:59 pm
ORD
-
LAS
4h 21mnonstop
Frontier Logo
2:37 pm - 8:28 pm
LAS
-
ORD
3h 51mnonstop
$153Frontier
Sun, Feb 1 - Sun, Feb 8
Multiple Airlines Logo
2:53 pm - 10:28 pm
ORD
-
LAS
9h 35m1 stop
Multiple Airlines Logo
1:01 am - 2:17 pm
LAS
-
ORD
11h 16m1 stop
$154Multiple Airlines
Tue, Jan 27 - Tue, Feb 3

Frontier flights from Chicago O'Hare Intl Airport to Las Vegas

Our best Frontier deals on Chicago O'Hare Intl Airport to Las Vegas flight tickets
Frontier
Feb 6
ORD9:38 pmChicago O'Hare Intl
4h 21m
LAS11:59 pmLas Vegas Harry Reid Intl
Feb 12
LAS3:30 pmLas Vegas Harry Reid Intl
18h 28m
1 stop
ORD11:58 amChicago O'Hare Intl
$145
Find similar
Frontier
Mar 12
ORD8:55 pmChicago O'Hare Intl
4h 20m
LAS11:15 pmLas Vegas Harry Reid Intl
Mar 17
LAS12:25 amLas Vegas Harry Reid Intl
3h 43m
ORD6:08 amChicago O'Hare Intl
$146
Find similar
Frontier
Feb 3
ORD2:53 pmChicago O'Hare Intl
9h 35m
1 stop
LAS10:28 pmLas Vegas Harry Reid Intl
Feb 10
LAS11:41 pmLas Vegas Harry Reid Intl
9h 33m
1 stop
ORD11:14 amChicago O'Hare Intl
$147
Find similar

Spirit Airlines flights from Chicago O'Hare Intl Airport to Las Vegas

Our best Spirit Airlines deals on Chicago O'Hare Intl Airport to Las Vegas flight tickets
Spirit Airlines
May 5
ORD8:53 pmChicago O'Hare Intl
4h 01m
LAS10:54 pmLas Vegas Harry Reid Intl
May 8
LAS11:59 pmLas Vegas Harry Reid Intl
3h 32m
ORD5:31 amChicago O'Hare Intl
$149
Find similar
Spirit Airlines
May 7
ORD8:53 pmChicago O'Hare Intl
4h 01m
LAS10:54 pmLas Vegas Harry Reid Intl
May 13
LAS11:59 pmLas Vegas Harry Reid Intl
3h 32m
ORD5:31 amChicago O'Hare Intl
$160
Find similar
Spirit Airlines
May 3
ORD8:53 pmChicago O'Hare Intl
4h 01m
LAS10:54 pmLas Vegas Harry Reid Intl
May 6
LAS11:59 pmLas Vegas Harry Reid Intl
3h 32m
ORD5:31 amChicago O'Hare Intl
$161
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Chicago O'Hare Intl Airport 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, momondo users made 832,500 searches. Data last updated January 6, 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

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Fri 2/6

9:38 pm-11:59 pm

Nonstop4h 21m

Las Vegas Harry Reid Intl

Thu 2/12

3:30 pm-11:58 am

1 stop18h 28m

$145

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Thu 3/12

8:55 pm-11:15 pm

Nonstop4h 20m

Las Vegas Harry Reid Intl

Tue 3/17

12:25 am-6:08 am

Nonstop3h 43m

$146

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Tue 2/3

2:53 pm-10:28 pm

1 stop9h 35m

Las Vegas Harry Reid Intl

Tue 2/10

11:41 pm-11:14 am

1 stop9h 33m

$147

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Sat 2/21

4:42 pm-11:02 pm

1 stop8h 20m

Las Vegas Harry Reid Intl

Tue 2/24

11:58 pm-10:51 am

1 stop8h 53m

$148

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Tue 5/5

8:53 pm-10:54 pm

Nonstop4h 01m

Las Vegas Harry Reid Intl

Fri 5/8

11:59 pm-5:31 am

Nonstop3h 32m

$149

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Sat 1/31

8:00 am-2:20 pm

1 stop8h 20m

Las Vegas Harry Reid Intl

Mon 2/2

1:01 am-2:17 pm

1 stop11h 16m

$150

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Tue 2/17

8:10 am-8:17 pm

1 stop14h 07m

Las Vegas Harry Reid Intl

Thu 2/19

12:59 am-11:58 am

1 stop8h 59m

$151

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Wed 2/4

3:22 pm-11:01 pm

1 stop9h 39m

Las Vegas Harry Reid Intl

Thu 2/5

9:37 am-6:31 pm

1 stop6h 54m

$152

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Sun 2/1

9:38 pm-11:59 pm

Nonstop4h 21m

Las Vegas Harry Reid Intl

Sun 2/8

2:37 pm-8:28 pm

Nonstop3h 51m

$153

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Tue 1/27

2:53 pm-10:28 pm

1 stop9h 35m

Las Vegas Harry Reid Intl

Tue 2/3

1:01 am-2:17 pm

1 stop11h 16m

$154

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Las Vegas from

How to get the cheapest flight ticket from Chicago O'Hare Intl Airport to Las Vegas

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Las Vegas?

The month of August is, on average, the cheapest month to fly to Las Vegas from Chicago O'Hare Intl Airport, with most prices found around $226. The month of January is another great option to travel to Las Vegas, with average flight prices from Chicago O'Hare Intl Airport averaging around $249.

What is the cheapest day to depart on your flight to Las Vegas?

Our data shows that Sunday is the least expensive day to fly to Las Vegas. Tickets to fly out on this day can be as low as $244. Flights from Chicago O'Hare Intl Airport to Las Vegas on a Thursday will generally be more expensive and average around $314. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Las Vegas?

The cheapest time of day to fly to Las Vegas is in the evening when flights can be purchased for as low as $235. Flights to Las Vegas are more costly in the morning, with an average ticket price of $305. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Chicago O'Hare Intl to Las Vegas Harry Reid Intl flight route?

Fly from Chicago O'Hare Intl to Las Vegas Harry Reid Intl for the best Chicago O'Hare Intl - Las Vegas Harry Reid Intl flight prices

How far in advance should I book a flight to Las Vegas?

You are more likely to see cheaper flights to Las Vegas from Chicago O'Hare Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Las Vegas for around $275 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Las Vegas from Chicago O'Hare Intl Airport for as low as $219 on momondo.

What cabin class options are available on Chicago O'Hare Intl to Las Vegas Harry Reid Intl flights?

There are 4 cabin classes available to choose from on Chicago O'Hare Intl to Las Vegas Harry Reid Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Chicago O'Hare Intl Airport to Las Vegas flights?

No. A direct flight is the cheapest option for a flight between Chicago O'Hare Intl Airport to Las Vegas.

How have Chicago O'Hare Intl Airport to Las Vegas flight prices changed over time?

As of January 2026, prices for Chicago O'Hare Intl Airport to Las Vegas flights are approximately 16% cheaper when compared to flights at the same time last year.

When to book flights from Chicago O'Hare Intl Airport to Las Vegas

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago O'Hare Intl Airport to Las Vegas according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Chicago O'Hare Intl Airport to Las Vegas (ORD to LAS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago O'Hare Intl Airport to Las Vegas

Best Price Found

$136

Fastest flight time

3h 57m

Direct flights

Every day

Airports in Las Vegas

1 airport
The best one-way flight to Las Vegas from Chicago O'Hare Intl Airport in the past 72 hours is $136. The best round-trip flight deal from Chicago O'Hare Intl Airport to Las Vegas found on momondo in the last 72 hours is $212.
The fastest flight from Chicago O'Hare Intl Airport to Las Vegas takes 3h 57m
Direct flights go from Chicago O'Hare Intl Airport to Las Vegas every day.
There is 1 airport in Las Vegas. From Chicago O'Hare Intl Airport there are direct flights to Las Vegas Harry Reid Intl (LAS).
Search flight deals

  • How far is Chicago O'Hare Intl to Las Vegas Harry Reid Intl by plane?

    There are 1506.6 mi between Chicago O'Hare Intl and Las Vegas Harry Reid Intl. By plane, this route typically takes 3h 57m.

  • When did momondo last update prices for flights from Chicago O'Hare Intl Airport to Las Vegas Harry Reid Intl Airport?

    Prices for flights from Chicago O'Hare Intl Airport to Las Vegas Harry Reid Intl Airport refresh daily.

  • How many operators does momondo search for flights from Chicago O'Hare Intl Airport to Las Vegas Harry Reid Intl Airport?

  • How old do you have to be to fly from Chicago O'Hare Intl Airport to Las Vegas Harry Reid Intl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Chicago O'Hare Intl Airport to Las Vegas Harry Reid Intl Airport.

  • What documentation or ID do you need to fly to Las Vegas Harry Reid Intl Airport?

    The travel and health documents you'll need for your trip to Las Vegas Harry Reid Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Las Vegas Harry Reid Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Chicago O'Hare Intl Airport to Las Vegas?

  • What is the most popular airline from Chicago O'Hare Intl Airport to Las Vegas?

Best airlines flying from Chicago O'Hare Intl Airport to Las Vegas

Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to Las Vegas with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $58Free CancellationRating
5.7
3,064 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $90Free CancellationRating
6.3
8,280 reviews
Search Spirit Airlines flights
JetBluePriceFrom $115Free CancellationRating
7.2
2,896 reviews
Search JetBlue flights
United AirlinesPriceFrom $159Free CancellationRating
7.4
9,136 reviews
Search United Airlines flights
SouthwestPriceFrom $159Free CancellationRating
8.0
4,248 reviews
Search Southwest flights
American AirlinesPriceFrom $159Free CancellationRating
7.2
11,088 reviews
Search American Airlines flights
DeltaPriceFrom $182Free CancellationRating
7.9
8,019 reviews
Search Delta flights
Alaska AirlinesPriceFrom $222Free CancellationRating
8.0
11,652 reviews
Search Alaska Airlines flights

  • Southwest Flights From Chicago O'Hare Intl Airport to Las Vegas

    Southwest is one of the most popular airlines flying from Chicago O'Hare Intl Airport to Las Vegas, operating 11 flights/week on average for this route. A good Southwest flight deal for Chicago O'Hare Intl Airport to Las Vegas starts from $159 round-trip, up to an average price of $326. Our users have rated Southwest at 8.0/10.

  • United Airlines Flights From Chicago O'Hare Intl Airport to Las Vegas

    United Airlines is also a popular choice for this route. United Airlines flight deals for Chicago O'Hare Intl Airport to Las Vegas start from as low as $159 round-trip, depending on your selected dates, with average United Airlines deals seen on momondo around $353. United Airlines operates 14 flights to Las Vegas from Chicago O'Hare Intl Airport in an average week. Users have rated it 7.4/10 across 9,136 reviews.

Traveling to a place near Las Vegas?

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

Why use momondo?

Why should I use momondo to find a flight deal from Chicago to Las Vegas?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Chicago to Las Vegas. momondo saves you time and could save you money on your trip.

Can I find flights from Chicago to Las Vegas with flexible booking policies on momondo?

Yes. All flights to Las Vegas from Chicago on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Chicago to Las Vegas?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Chicago to Las Vegas.

I’m not ready to book a flight from Chicago to Las Vegas right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Las Vegas from Chicago. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Las Vegas trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Thu 2/5
Thu 2/12
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States