Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from Las Vegas to Illinois from $37

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Las Vegas to Illinois departing on 1/15. 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

Deals available from 900+ travel sites.

"This year, momondo is the #1 place for airfares on the internet."
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.

Find the cheapest flights from Las Vegas to Illinois

Cheap round-trip flights

These are some of the best round-trip flight deals from Las Vegas to Illinois that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Las Vegas to Illinois.

Cheap last minute flights

Planning a quick getaway from Las Vegas to Illinois? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Illinois, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Las Vegas to Illinois

Find recent round-trip train or bus tickets from Las Vegas to Illinois.

All round-trip flight deals to Illinois

The cheapest plane tickets to Illinois found on KAYAK recently.
11:37 am - 5:25 pmLAS-ORD
3h 48mnonstop
3:56 pm - 10:25 pmORD-LAS
8h 29m1 stop
$91Frontier
Find Deal
Thu, Jan 23 - Thu, Jan 30
11:37 am - 5:25 pmLAS-ORD
3h 48mnonstop
3:56 pm - 10:25 pmORD-LAS
8h 29m1 stop
$92Frontier
Find Deal
Thu, Jan 23 - Thu, Jan 30
11:51 pm - 5:31 amLAS-ORD
3h 40mnonstop
10:47 pm - 12:54 amORD-LAS
4h 07mnonstop
$102Spirit Airlines
Find Deal
Wed, Jan 15 - Sat, Jan 18
11:51 pm - 5:31 amLAS-ORD
3h 40mnonstop
1:39 pm - 3:45 pmORD-LAS
4h 06mnonstop
$109Spirit Airlines
Find Deal
Mon, Jan 13 - Tue, Jan 14
3:58 pm - 9:17 pmLAS-MLI
3h 19mnonstop
10:07 pm - 11:44 pmMLI-LAS
3h 37mnonstop
$120Allegiant Air
Find Deal
Thu, Feb 6 - Sun, Feb 9
6:30 am - 11:54 amLAS-RFD
3h 24mnonstop
12:44 pm - 2:33 pmRFD-LAS
3h 49mnonstop
$166Allegiant Air
Find Deal
Thu, Jan 30 - Thu, Feb 6
6:18 pm - 11:58 pmLAS-ORD
3h 40mnonstop
7:00 pm - 9:09 pmORD-LAS
4h 09mnonstop
$208American Airlines
Find Deal
Tue, Jan 21 - Tue, Jan 28
12:59 am - 10:48 amLAS-STL
7h 49m1 stop
6:00 pm - 11:02 pmSTL-LAS
7h 02m1 stop
$218American Airlines
Find Deal
Thu, Jan 16 - Fri, Jan 24
11:48 pm - 5:25 amLAS-ORD
3h 37mnonstop
1:01 pm - 3:09 pmORD-LAS
4h 08mnonstop
$231United Airlines
Find Deal
Sat, Jan 25 - Sat, Feb 1
12:59 am - 9:51 amLAS-STL
6h 52m1 stop
5:36 pm - 9:58 pmSTL-LAS
6h 22m1 stop
$247United Airlines
Find Deal
Thu, Feb 13 - Mon, Feb 17
11:51 pm - 5:31 amLAS-ORD
3h 40mnonstop
$37Spirit Airlines
Find Deal
Wed, Jan 15
11:37 am - 5:25 pmLAS-ORD
3h 48mnonstop
$38Frontier
Find Deal
Thu, Jan 23
11:37 am - 5:25 pmLAS-ORD
3h 48mnonstop
$39Frontier
Find Deal
Thu, Jan 23
11:51 pm - 5:31 amLAS-ORD
3h 40mnonstop
$50Spirit Airlines
Find Deal
Wed, Jan 29
11:48 pm - 5:25 amLAS-ORD
3h 37mnonstop
$70United Airlines
Find Deal
Tue, Feb 11
6:30 am - 11:54 amLAS-RFD
3h 24mnonstop
$92Allegiant Air
Find Deal
Thu, Jan 30
3:28 pm - 8:49 pmLAS-RFD
3h 21mnonstop
$96Allegiant Air
Find Deal
Thu, Feb 27
12:59 am - 9:26 amLAS-ORD
6h 27m1 stop
$108United Airlines
Find Deal
Fri, Feb 14
12:59 am - 9:26 amLAS-ORD
6h 27m1 stop
$178American Airlines
Find Deal
Thu, Jan 16
12:59 am - 9:26 amLAS-ORD
6h 27m1 stop
$217American Airlines
Find Deal
Sun, Feb 9
6:00 am - 1:20 pmLAS-ORD
5h 20m1 stop
8:34 pm - 11:02 pmORD-LAS
4h 28mnonstop
$287Frontier
Find Deal
Tue, Dec 24 - Sun, Jan 5
7:36 am - 8:49 pmLAS-ORD
11h 13m1 stop
9:54 pm - 11:59 pmORD-LAS
4h 05mnonstop
$288Spirit Airlines
Find Deal
Tue, Dec 24 - Sun, Jan 5
12:59 am - 8:13 amLAS-STL
5h 14m1 stop
10:09 pm - 11:34 pmSTL-LAS
27h 25m1 stop
$315Frontier
Find Deal
Thu, Dec 26 - Thu, Jan 2
6:25 am - 11:50 amLAS-RFD
3h 25mnonstop
12:40 pm - 2:32 pmRFD-LAS
3h 52mnonstop
$326Allegiant Air
Find Deal
Thu, Dec 26 - Thu, Jan 2
11:50 pm - 10:52 amLAS-ORD
9h 02m1 stop
9:35 pm - 7:11 amORD-LAS
11h 36m1 stop
$330Spirit Airlines
Find Deal
Tue, Dec 24 - Sun, Jan 5
8:05 am - 7:53 pmLAS-PIA
9h 48m1 stop
12:15 pm - 2:01 pmPIA-LAS
3h 46mnonstop
$332Allegiant Air
Find Deal
Sat, Dec 28 - Mon, Jan 6
12:12 pm - 10:42 pmLAS-PIA
8h 30m1 stop
5:30 am - 10:41 amPIA-LAS
7h 11m1 stop
$378American Airlines
Find Deal
Sat, Dec 28 - Mon, Jan 6
9:55 am - 9:55 pmLAS-PIA
10h 00m2 stops
3:39 pm - 10:37 pmPIA-LAS
8h 58m1 stop
$383American Airlines
Find Deal
Sat, Dec 28 - Mon, Jan 6
12:55 am - 11:19 amLAS-PIA
8h 24m1 stop
11:55 am - 3:53 pmPIA-LAS
5h 58m1 stop
$427United Airlines
Find Deal
Wed, Dec 25 - Mon, Dec 30
12:55 am - 11:19 amLAS-PIA
8h 24m1 stop
11:55 am - 10:15 pmPIA-LAS
12h 20m2 stops
$597United Airlines
Find Deal
Fri, Dec 27 - Mon, Jan 6
11:16 pm - 5:00 amLAS-ORD
3h 44mnonstop
1:32 pm - 3:46 pmORD-LAS
4h 14mnonstop
Thu, Feb 13 - Wed, Feb 19
11:37 am - 5:25 pmLAS-ORD
3h 48mnonstop
6:36 pm - 9:03 pmORD-LAS
4h 27mnonstop
$99Frontier
Find Deal
Thu, Feb 6 - Sun, Feb 9
11:51 pm - 5:31 amLAS-ORD
3h 40mnonstop
10:47 pm - 12:54 amORD-LAS
4h 07mnonstop
$102Spirit Airlines
Find Deal
Wed, Jan 15 - Sat, Jan 18
11:51 pm - 5:31 amLAS-ORD
3h 40mnonstop
1:39 pm - 3:45 pmORD-LAS
4h 06mnonstop
$109Spirit Airlines
Find Deal
Wed, Jan 22 - Mon, Jan 27
3:58 pm - 9:17 pmLAS-MLI
3h 19mnonstop
10:07 pm - 11:44 pmMLI-LAS
3h 37mnonstop
$120Allegiant Air
Find Deal
Thu, Feb 6 - Sun, Feb 9
7:00 am - 12:07 pmLAS-MLI
3h 07mnonstop
12:57 pm - 2:44 pmMLI-LAS
3h 47mnonstop
$162Allegiant Air
Find Deal
Thu, Feb 13 - Sun, Feb 16
6:18 pm - 11:58 pmLAS-ORD
3h 40mnonstop
7:00 pm - 9:09 pmORD-LAS
4h 09mnonstop
$208American Airlines
Find Deal
Tue, Jan 21 - Tue, Jan 28
11:52 pm - 5:28 amLAS-ORD
3h 36mnonstop
8:44 pm - 11:02 pmORD-LAS
4h 18mnonstop
$221American Airlines
Find Deal
Thu, Jan 30 - Thu, Feb 6
11:48 pm - 5:25 amLAS-ORD
3h 37mnonstop
1:01 pm - 3:09 pmORD-LAS
4h 08mnonstop
$231United Airlines
Find Deal
Sat, Jan 25 - Sat, Feb 1
12:55 am - 6:30 amLAS-ORD
3h 35mnonstop
8:04 pm - 10:15 pmORD-LAS
4h 11mnonstop
$386United Airlines
Find Deal
Fri, Jan 3 - Tue, Jan 7

Frontier flights from Las Vegas to Illinois

Our best Frontier deals on Las Vegas to Illinois flight tickets
Frontier
Jan 23
LAS11:37 amLas Vegas Harry Reid Intl
3h 48m
ORD5:25 pmChicago O'Hare Intl
Jan 30
ORD3:56 pmChicago O'Hare Intl
8h 29m
1 stop
LAS10:25 pmLas Vegas Harry Reid Intl
Frontier
Jan 23
LAS11:37 amLas Vegas Harry Reid Intl
3h 48m
ORD5:25 pmChicago O'Hare Intl
Jan 30
ORD3:56 pmChicago O'Hare Intl
8h 29m
1 stop
LAS10:25 pmLas Vegas Harry Reid Intl
Frontier
Jan 23
LAS11:37 amLas Vegas Harry Reid Intl
3h 48m
ORD5:25 pmChicago O'Hare Intl
Jan 27
ORD8:23 pmChicago O'Hare Intl
4h 26m
LAS10:49 pmLas Vegas Harry Reid Intl

United Airlines flights from Las Vegas to Illinois

Our best United Airlines deals on Las Vegas to Illinois flight tickets
United Airlines
Jan 25
LAS11:48 pmLas Vegas Harry Reid Intl
3h 37m
ORD5:25 amChicago O'Hare Intl
Feb 1
ORD1:01 pmChicago O'Hare Intl
4h 08m
LAS3:09 pmLas Vegas Harry Reid Intl
United Airlines
Feb 13
LAS12:59 amLas Vegas Harry Reid Intl
6h 52m
1 stop
STL9:51 amLambert-St Louis
Feb 17
STL5:36 pmLambert-St Louis
6h 22m
1 stop
LAS9:58 pmLas Vegas Harry Reid Intl
United Airlines
Jan 3
LAS12:55 amLas Vegas Harry Reid Intl
3h 35m
ORD6:30 amChicago O'Hare Intl
Jan 7
ORD8:04 pmChicago O'Hare Intl
4h 11m
LAS10:15 pmLas Vegas Harry Reid Intl

See travel insights to Illinois from

How to get the cheapest flight ticket from Las Vegas to Illinois

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 Illinois?

The cheapest month to fly to Illinois from Las Vegas is in September. Flight prices, which tend to average around $131, are often lower during this time because this is during the off-season. If you aren’t able to travel to Illinois during the month of September, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $141.

What is the cheapest day to depart on your flight to Illinois?

The cheapest day to depart from Las Vegas to Illinois is on a Thursday when prices can be found for as low as $172. Flights from Las Vegas to Illinois on a Sunday will generally be more expensive and average around $301. 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 Illinois?

Our most recent data shows that the best time of day to fly to Illinois is in the evening. Flights from Las Vegas to Illinois during this time can be as low as $175. Flights at noon are often more expensive with an average ticket price of $252.

What is the cheapest Las Vegas Harry Reid Intl to Illinois flight route?

Fly from Las Vegas Harry Reid Intl to Chicago Midway for the best Las Vegas Harry Reid Intl - Illinois flight prices

How far in advance should I book a flight to Illinois?

The best time to book a flight to Illinois from Las Vegas is 38 days out, which is when prices tend to be around $234. In the past 72 hours, momondo users found flights from Las Vegas to Illinois for as low as $78.

What cabin class options are available on Las Vegas Harry Reid Intl to Illinois flights?

There are 4 cabin classes available to choose from on Las Vegas Harry Reid Intl to Illinois 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 Las Vegas to Illinois flights?

You could potentially save up to 44% on your flight if you consider stops on a Las Vegas to Illinois flight.

Cheap Las Vegas to Illinois flight deals and tips

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

Best Price Found

$37

Fastest flight time

3h 05m

Direct flights

Every day

Airports in Illinois

6 airports
The best one-way flight to Illinois from Las Vegas in the past 72 hours is $37. The best round-trip flight deal from Las Vegas to Illinois found on momondo in the last 72 hours is $91.
The fastest flight from Las Vegas to Illinois takes 3h 05m
Direct flights go from Las Vegas to Illinois every day.
There are 6 airports near Illinois: Chicago O'Hare Intl (ORD), Chicago Midway (MDW), Chicago Greater Rockford (RFD), Greater Peoria (PIA), Lambert-St Louis (STL), Moline Quad-City (MLI)

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

    Prices for flights from Las Vegas Harry Reid Intl Airport to Illinois are refreshed on a daily basis.

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

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

    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 Las Vegas Harry Reid Intl Airport to Illinois.

  • What documentation or ID do you need to fly to Illinois?

    The travel and health documents you'll need for your trip to Illinois 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 Illinois. 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 Las Vegas to Illinois?


Best airlines flying from Las Vegas to Illinois

Compare and see reviews for airlines that fly from Las Vegas to Illinois with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $54Free CancellationRating
6.1
3,469 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $70Free CancellationRating
6.3
8,113 reviews
Search Spirit Airlines flights
Allegiant AirPriceFrom $114Free CancellationRating
7.3
823 reviews
Search Allegiant Air flights
United AirlinesPriceFrom $152Free CancellationRating
7.4
9,020 reviews
Search United Airlines flights
American AirlinesPriceFrom $161Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
SouthwestPriceFrom $198Free CancellationRating
8.1
4,780 reviews
Search Southwest flights
DeltaPriceFrom $257Free CancellationRating
8.0
8,588 reviews
Search Delta flights

Why use momondo?

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

Finding the right flight to Illinois from Las Vegas is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Illinois quick and easy, saving you time and money.

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

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

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Illinois from Las Vegas.

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

Yes. momondo can track prices for Las Vegas to Illinois flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.


An easier way to manage your Illinois 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.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
From?
To?
Sat 12/28
Sat 1/4
Email me momondo's favorite deals

Find better results for your trip to Illinois

Popular cities in Illinois

Popular flights according to clicks in the last 7 days on momondo