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Cheap flights from Chicago to Las Vegas from $39

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 to Las Vegas departing on 9/21. 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
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Sat 6/22
Sat 6/29

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Easily compare round-trip flights from Chicago to Las Vegas

Below you can see the best fares for your round-trip flight route over the next six months. All fares were found on momondo this week. Browse the quickest and cheapest flights from Chicago to Las Vegas by changing tabs
Frontier
Oct 5
ORD7:30 pmChicago O'Hare Intl
4h 18m
LAS9:48 pmLas Vegas Harry Reid Intl
Oct 9
LAS10:59 pmLas Vegas Harry Reid Intl
3h 48m
ORD4:47 amChicago O'Hare Intl
Multiple Airlines
Oct 5
ORD7:30 pmChicago O'Hare Intl
4h 18m
LAS9:48 pmLas Vegas Harry Reid Intl
Oct 8
LAS12:25 amLas Vegas Harry Reid Intl
3h 44m
ORD6:09 amChicago O'Hare Intl
Spirit Airlines
Jul 1
ORD10:17 pmChicago O'Hare Intl
13h 56m
1 stop
LAS10:13 amLas Vegas Harry Reid Intl
Jul 4
LAS12:37 amLas Vegas Harry Reid Intl
3h 47m
ORD6:24 amChicago O'Hare Intl
Frontier
Sep 19
ORD7:30 pmChicago O'Hare Intl
4h 18m
LAS9:48 pmLas Vegas Harry Reid Intl
Sep 24
LAS10:59 pmLas Vegas Harry Reid Intl
3h 48m
ORD4:47 amChicago O'Hare Intl
Allegiant Air
Jul 14
RFD9:33 pmChicago Greater Rockford
3h 34m
LAS11:07 pmLas Vegas Harry Reid Intl
Jul 25
LAS3:17 pmLas Vegas Harry Reid Intl
3h 26m
RFD8:43 pmChicago Greater Rockford
United Airlines
Jul 1
ORD8:15 pmChicago O'Hare Intl
4h 01m
LAS10:16 pmLas Vegas Harry Reid Intl
Jul 5
LAS11:59 pmLas Vegas Harry Reid Intl
3h 36m
ORD5:35 amChicago O'Hare Intl

Find the cheapest one-way flights from Chicago to Las Vegas

If you're looking for one-way flights from Chicago to Las Vegas, view some of our deals below provided by Allegiant Air, Frontier and Spirit Airlines
Frontier
Sep 21
ORD7:30 pmChicago O'Hare Intl
4h 18m
LAS9:48 pmLas Vegas Harry Reid Intl
Spirit Airlines
Jul 2
ORD10:01 pmChicago O'Hare Intl
3h 54m
LAS11:55 pmLas Vegas Harry Reid Intl
Allegiant Air
Aug 11
RFD9:33 pmChicago Greater Rockford
3h 34m
LAS11:07 pmLas Vegas Harry Reid Intl

Find the cheapest direct flights from Chicago to Las Vegas

Frontier
Oct 5
ORD7:30 pmChicago O'Hare Intl
4h 18m
LAS9:48 pmLas Vegas Harry Reid Intl
Oct 9
LAS10:59 pmLas Vegas Harry Reid Intl
3h 48m
ORD4:47 amChicago O'Hare Intl
Multiple Airlines
Oct 5
ORD7:30 pmChicago O'Hare Intl
4h 18m
LAS9:48 pmLas Vegas Harry Reid Intl
Oct 8
LAS12:25 amLas Vegas Harry Reid Intl
3h 44m
ORD6:09 amChicago O'Hare Intl
Frontier
Sep 19
ORD7:30 pmChicago O'Hare Intl
4h 18m
LAS9:48 pmLas Vegas Harry Reid Intl
Sep 24
LAS10:59 pmLas Vegas Harry Reid Intl
3h 48m
ORD4:47 amChicago O'Hare Intl
Allegiant Air
Jul 14
RFD9:33 pmChicago Greater Rockford
3h 34m
LAS11:07 pmLas Vegas Harry Reid Intl
Jul 25
LAS3:17 pmLas Vegas Harry Reid Intl
3h 26m
RFD8:43 pmChicago Greater Rockford
American Airlines
Aug 12
ORD7:10 amChicago O'Hare Intl
3h 46m
LAS8:56 amLas Vegas Harry Reid Intl
Aug 15
LAS11:59 pmLas Vegas Harry Reid Intl
3h 47m
ORD5:46 amChicago O'Hare Intl
Spirit Airlines
Jul 5
ORD12:32 pmChicago O'Hare Intl
3h 53m
LAS2:25 pmLas Vegas Harry Reid Intl
Jul 10
LAS11:44 amLas Vegas Harry Reid Intl
3h 45m
ORD5:29 pmChicago O'Hare Intl

Search last-minute flights to Las Vegas from Chicago

Find and compare round-trip flight prices for your last-minute flight from Chicago to Las Vegas
Frontier
Jun 25
MDW8:02 pmChicago Midway
4h 03m
LAS10:05 pmLas Vegas Harry Reid Intl
Aug 15
LAS12:59 amLas Vegas Harry Reid Intl
3h 34m
MDW6:33 amChicago Midway
Multiple Airlines
Jun 25
ORD11:02 amChicago O'Hare Intl
15h 08m
1 stop
LAS12:10 amLas Vegas Harry Reid Intl
Jun 29
LAS11:49 pmLas Vegas Harry Reid Intl
3h 44m
ORD5:33 amChicago O'Hare Intl
Spirit Airlines
Jun 25
ORD5:18 pmChicago O'Hare Intl
8h 52m
1 stop
LAS12:10 amLas Vegas Harry Reid Intl
Jun 27
LAS6:40 pmLas Vegas Harry Reid Intl
12h 34m
1 stop
ORD9:14 amChicago O'Hare Intl
Allegiant Air
Jun 23
RFD9:33 pmChicago Greater Rockford
3h 38m
LAS11:11 pmLas Vegas Harry Reid Intl
Jun 30
LAS3:21 pmLas Vegas Harry Reid Intl
3h 22m
RFD8:43 pmChicago Greater Rockford
Delta
Jun 25
MDW9:34 amChicago Midway
6h 26m
1 stop
LAS2:00 pmLas Vegas Harry Reid Intl
Aug 15
LAS12:45 amLas Vegas Harry Reid Intl
5h 57m
1 stop
MDW8:42 amChicago Midway
Frontier
Jun 27
ORD8:23 pmChicago O'Hare Intl
4h 09m
LAS10:32 pmLas Vegas Harry Reid Intl
Jul 2
LAS11:41 pmLas Vegas Harry Reid Intl
3h 44m
ORD5:25 amChicago O'Hare Intl

Frontier flights from Chicago to Las Vegas

Our best Frontier deals on Chicago to Las Vegas flight tickets
Frontier
Oct 5
ORD7:30 pmChicago O'Hare Intl
4h 18m
LAS9:48 pmLas Vegas Harry Reid Intl
Oct 9
LAS10:59 pmLas Vegas Harry Reid Intl
3h 48m
ORD4:47 amChicago O'Hare Intl
Frontier
Sep 19
ORD7:30 pmChicago O'Hare Intl
4h 18m
LAS9:48 pmLas Vegas Harry Reid Intl
Sep 24
LAS10:59 pmLas Vegas Harry Reid Intl
3h 48m
ORD4:47 amChicago O'Hare Intl
Frontier
Sep 4
ORD7:30 pmChicago O'Hare Intl
4h 18m
LAS9:48 pmLas Vegas Harry Reid Intl
Sep 6
LAS10:59 pmLas Vegas Harry Reid Intl
3h 48m
ORD4:47 amChicago O'Hare Intl

Spirit Airlines flights from Chicago to Las Vegas

Our best Spirit Airlines deals on Chicago to Las Vegas flight tickets
Spirit Airlines
Jul 1
ORD10:17 pmChicago O'Hare Intl
13h 56m
1 stop
LAS10:13 amLas Vegas Harry Reid Intl
Jul 4
LAS12:37 amLas Vegas Harry Reid Intl
3h 47m
ORD6:24 amChicago O'Hare Intl
Spirit Airlines
Jun 30
ORD5:45 amChicago O'Hare Intl
11h 12m
1 stop
LAS2:57 pmLas Vegas Harry Reid Intl
Jul 4
LAS3:30 pmLas Vegas Harry Reid Intl
3h 47m
ORD9:17 pmChicago O'Hare Intl
Spirit Airlines
Jun 30
ORD5:45 amChicago O'Hare Intl
8h 36m
1 stop
LAS12:21 pmLas Vegas Harry Reid Intl
Jul 2
LAS4:31 pmLas Vegas Harry Reid Intl
6h 34m
1 stop
ORD1:05 amChicago O'Hare Intl

How to get the cheapest flight ticket from Chicago 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 from Chicago to Las Vegas?

September. The cheapest time of year to fly to Las Vegas from Chicago is September. Most expensive is March

What is the cheapest day to depart Chicago for Las Vegas?

Tuesday. The cheapest day of the week is typically Tuesday. The most expensive is typically Friday

When is the cheapest time to fly from Chicago to Las Vegas?

In the evening. Chicago to Las Vegas flights are approximately 23% more expensive in the morning than in the evening

What is the cheapest airline that flies to Las Vegas from Chicago?

Frontier. Alaska Airlines, Allegiant Air, and Delta are the most popular carriers operating from Chicago to Las Vegas

What is the cheapest Chicago to Las Vegas flight route?

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

How far in advance should you book Chicago to Las Vegas flights?

30 days before. The cheapest time to buy a flight from Chicago to Las Vegas is approximately 30 days to departure

How many flights depart from Chicago to Las Vegas on average per day?

As of June 2024, there are 47 flights per week flying from Chicago to Las Vegas. The most common time of day flights depart is 2:00PM, with 47% of flights taking off at noon.

How many flights depart from Chicago to Las Vegas on average per week?

331 flights are operational weekly from Chicago to Las Vegas as of June 2024. The most popular departure day for this route is Monday, with 15% of flights per week taking off on this day.

What cabin class options are available on Chicago to Las Vegas flights?

There are 2 cabin classes available to choose from on Chicago to Las Vegas 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 to Las Vegas flights?

No. A direct flight is the cheapest option for a flight between Chicago to Las Vegas.

Cheap Chicago to Las Vegas (CHI to LAS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago to Las Vegas

Best Price Found

$39

Fastest flight time

3h 34m

Direct flights

Every day

Airports in Las Vegas

1 airport
The best one-way flight to Las Vegas from Chicago in the past 72 hours is $39. The best round-trip flight deal from Chicago to Las Vegas found on momondo in the last 72 hours is $48.
The fastest flight from Chicago to Las Vegas takes 3h 34m
Direct flights go from Chicago to Las Vegas every day.
There is 1 airport near Las Vegas: Las Vegas Harry Reid Intl (LAS)

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

    A flight from Chicago to Las Vegas Harry Reid Intl will travel around 1519.9 mi. A reasonable flight in good conditions will take 3h 34m.

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

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

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago 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.


Best airlines flying from Chicago to Las Vegas

Compare and see reviews for airlines that fly from Chicago to Las Vegas with momondo
Airline
Rating
Free Cancellation
Price
Allegiant AirPriceFrom $62Free CancellationRating
7.4
985 reviews
Search Allegiant Air flights
FrontierPriceFrom $75Free CancellationRating
6.2
3,941 reviews
Search Frontier flights
Alaska AirlinesPriceFrom $80Free CancellationRating
8.0
9,278 reviews
Search Alaska Airlines flights
Spirit AirlinesPriceFrom $88Free CancellationRating
6.4
8,522 reviews
Search Spirit Airlines flights
Sun Country AirPriceFrom $108Free CancellationRating
7.1
573 reviews
Search Sun Country Air flights
United AirlinesPriceFrom $109Free CancellationRating
7.4
10,000 reviews
Search United Airlines flights
American AirlinesPriceFrom $217Free CancellationRating
7.3
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $230Free CancellationRating
8.0
10,000 reviews
Search Delta flights
Linear Air TaxiPriceFrom $11,281Free CancellationRating
0.0
0 reviews
Search Linear Air Taxi flights
  • United Airlines Flights From Chicago to Las Vegas

    Across 43 United Airlines flights from Chicago to Las Vegas this week, the average price was $342, with the best United Airlines deals starting from $109 round-trip. 10,000 users have rated United Airlines on momondo, with an average score of 7.4/10.

  • American Airlines Flights From Chicago to Las Vegas

    Across 10,000 American Airlines reviews on momondo, the average score is 7.3/10. American Airlines flies from Chicago to Las Vegas about 30 times each week, with ticket deals ranging from $217 to $360. Price data is based on momondo searches in the last 72 hours.


Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Chicago to Las Vegas. Millions of users trust and use momondo every year so you are in good hands.

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

All flight searches from Chicago to Las Vegas on momondo can be filtered to show those which offer flexible booking policies.

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

Once all potential Chicago to Las Vegas flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Of course. momondo tracks the price of Chicago to Las Vegas flights. All you need is a valid email address and we will do the rest; it is that quick and easy.


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Sat 6/22
Sat 6/29
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