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Cheap flights from Nevada to Illinois from $54

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Nevada to Illinois departing on 2/26. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Nevada to Illinois

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
4:10 pm - 9:26 pm
LAS
-
STL
3h 16mnonstop
Frontier Logo
10:11 pm - 11:59 pm
STL
-
LAS
3h 48mnonstop
$112Frontier
Thu, Feb 19 - Mon, Feb 23
Frontier Logo
12:22 pm - 5:46 pm
LAS
-
STL
3h 24mnonstop
Frontier Logo
10:11 pm - 11:59 pm
STL
-
LAS
3h 48mnonstop
$116Frontier
Sat, Feb 14 - Mon, Feb 16
Allegiant Air Logo
6:30 am - 11:51 am
LAS
-
RFD
3h 21mnonstop
Allegiant Air Logo
12:41 pm - 2:42 pm
RFD
-
LAS
4h 01mnonstop
$235Allegiant Air
Thu, Feb 19 - Sun, Feb 22
Allegiant Air Logo
6:40 am - 12:00 pm
LAS
-
RFD
3h 20mnonstop
Allegiant Air Logo
12:50 pm - 2:39 pm
RFD
-
LAS
3h 49mnonstop
$247Allegiant Air
Thu, Apr 30 - Sun, May 3
American Airlines Logo
11:23 am - 7:29 pm
RNO
-
STL
6h 06m
1 stop
American Airlines Logo
11:46 am - 4:45 pm
STL
-
RNO
6h 59m
1 stop
$257American Airlines
Tue, Feb 24 - Sat, Feb 28
American Airlines Logo
7:33 pm - 8:55 am
RNO
-
STL
11h 22m
2 stops
American Airlines Logo
5:12 am - 10:32 am
STL
-
RNO
7h 20m
1 stop
$262American Airlines
Wed, Feb 25 - Sat, Feb 28
United Airlines Logo
7:30 am - 4:47 pm
LAS
-
MLI
7h 17m
1 stop
United Airlines Logo
6:30 am - 11:48 am
MLI
-
LAS
7h 18m
1 stop
$270United Airlines
Tue, Mar 3 - Tue, Mar 10
United Airlines Logo
12:50 pm - 9:08 pm
LAS
-
PIA
6h 18m
1 stop
United Airlines Logo
5:25 pm - 9:59 pm
PIA
-
LAS
6h 34m
1 stop
$274United Airlines
Tue, Apr 14 - Mon, Apr 20
Southwest Logo
8:30 pm - 5:05 am
RNO
-
MDW
6h 35m
1 stop
Southwest Logo
8:10 pm - 12:40 am
MDW
-
RNO
6h 30m
1 stop
$289Southwest
Wed, Mar 4 - Sat, Mar 7
Southwest Logo
8:30 pm - 5:05 am
RNO
-
MDW
6h 35m
1 stop
Southwest Logo
8:50 am - 3:35 pm
MDW
-
RNO
8h 45m
1 stop
$323Southwest
Mon, Mar 2 - Fri, Mar 6

Spirit Airlines flights from Nevada to Illinois

Our best Spirit Airlines deals on Nevada to Illinois flight tickets
Spirit Airlines
Apr 30
LAS7:00 amLas Vegas Harry Reid Intl
6h 42m
1 stop
ORD3:42 pmChicago O'Hare Intl
May 5
ORD6:00 amChicago O'Hare Intl
13h 18m
1 stop
LAS5:18 pmLas Vegas Harry Reid Intl
$154
Spirit Airlines
Apr 16
LAS9:59 pmLas Vegas Harry Reid Intl
11h 28m
1 stop
ORD11:27 amChicago O'Hare Intl
Apr 21
ORD9:20 pmChicago O'Hare Intl
15h 06m
1 stop
LAS10:26 amLas Vegas Harry Reid Intl
$155
Spirit Airlines
Apr 27
LAS11:59 pmLas Vegas Harry Reid Intl
3h 32m
ORD5:31 amChicago O'Hare Intl
May 1
ORD8:53 pmChicago O'Hare Intl
4h 01m
LAS10:54 pmLas Vegas Harry Reid Intl
$161

Frontier flights from Nevada to Illinois

Our best Frontier deals on Nevada to Illinois flight tickets
Frontier
Feb 19
LAS4:10 pmLas Vegas Harry Reid Intl
3h 16m
STL9:26 pmLambert-St Louis
Feb 23
STL10:11 pmLambert-St Louis
3h 48m
LAS11:59 pmLas Vegas Harry Reid Intl
$112
Frontier
Feb 14
LAS12:22 pmLas Vegas Harry Reid Intl
3h 24m
STL5:46 pmLambert-St Louis
Feb 16
STL10:11 pmLambert-St Louis
3h 48m
LAS11:59 pmLas Vegas Harry Reid Intl
$116
Frontier
Mar 6
LAS6:05 amLas Vegas Harry Reid Intl
3h 14m
STL11:19 amLambert-St Louis
Mar 8
STL6:19 pmLambert-St Louis
3h 50m
LAS8:09 pmLas Vegas Harry Reid Intl
$117

momondo Fare Finder

 
Customize your flight search to find flights from Nevada to Illinois 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 February 4, 2026.
Use the filters below to find and compare flights from Nevada to Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Las VegasSt. Louis

LAS - STL

LASSTL

Las Vegas Harry Reid Intl

Thu 2/19

4:10 pm-9:26 pm

Nonstop3h 16m

Lambert-St Louis

Mon 2/23

10:11 pm-11:59 pm

Nonstop3h 48m

$112

Las VegasSt. Louis

LAS - STL

LASSTL

Las Vegas Harry Reid Intl

Sat 2/14

12:22 pm-5:46 pm

Nonstop3h 24m

Lambert-St Louis

Mon 2/16

10:11 pm-11:59 pm

Nonstop3h 48m

$116

Las VegasChicago

LAS - RFD

LASRFD

Las Vegas Harry Reid Intl

Thu 2/19

6:30 am-11:51 am

Nonstop3h 21m

Chicago Greater Rockford

Sun 2/22

12:41 pm-2:42 pm

Nonstop4h 01m

$235

Las VegasChicago

LAS - RFD

LASRFD

Las Vegas Harry Reid Intl

Thu 4/30

6:40 am-12:00 pm

Nonstop3h 20m

Chicago Greater Rockford

Sun 5/3

12:50 pm-2:39 pm

Nonstop3h 49m

$247

RenoSt. Louis

RNO - STL

RNOSTL

Reno

Tue 2/24

11:23 am-7:29 pm

1 stop6h 06m

Lambert-St Louis

Sat 2/28

11:46 am-4:45 pm

1 stop6h 59m

$257

RenoSt. Louis

RNO - STL

RNOSTL

Reno

Wed 2/25

7:33 pm-8:55 am

2 stops11h 22m

Lambert-St Louis

Sat 2/28

5:12 am-10:32 am

1 stop7h 20m

$262

Las VegasMoline

LAS - MLI

LASMLI

Las Vegas Harry Reid Intl

Tue 3/3

7:30 am-4:47 pm

1 stop7h 17m

Moline Quad-City

Tue 3/10

6:30 am-11:48 am

1 stop7h 18m

$270

Las VegasPeoria

LAS - PIA

LASPIA

Las Vegas Harry Reid Intl

Tue 4/14

12:50 pm-9:08 pm

1 stop6h 18m

Greater Peoria

Mon 4/20

5:25 pm-9:59 pm

1 stop6h 34m

$274

RenoChicago

RNO - MDW

RNOMDW

Reno

Wed 3/4

8:30 pm-5:05 am

1 stop6h 35m

Chicago Midway

Sat 3/7

8:10 pm-12:40 am

1 stop6h 30m

$289

RenoChicago

RNO - MDW

RNOMDW

Reno

Mon 3/2

8:30 pm-5:05 am

1 stop6h 35m

Chicago Midway

Fri 3/6

8:50 am-3:35 pm

1 stop8h 45m

$323

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Illinois from

How to get the cheapest flight ticket from Nevada 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 Nevada is in September. Flight prices, which tend to average around $159, 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 August is also cheap. Prices for this month can be found on momondo for an average of $187.

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

The cheapest day to depart from Nevada to Illinois is on a Friday when prices can be found for as low as $283. Flights from Nevada to Illinois on a Sunday will generally be more expensive and average around $475. 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 Nevada to Illinois during this time can be as low as $291. Flights at noon are often more expensive with an average ticket price of $501.

What is the cheapest Nevada to Illinois flight route?

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

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

You are more likely to see cheaper flights to Illinois from Nevada when booking weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $249 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from Nevada for as low as $180 on momondo.

What cabin class options are available on Nevada to Illinois flights?

There are 4 cabin classes available to choose from on Nevada 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 Nevada to Illinois flights?

No. A direct flight is the cheapest option for a flight between Nevada to Illinois.

Cheap Nevada to Illinois flight deals and tips

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

Best Price Found

$127

Fastest flight time

3h 05m

Direct flights

Every day

Airports in Illinois

98 airports
The best one-way flight to Illinois from Nevada in the past 72 hours is $127. The best round-trip flight deal from Nevada to Illinois found on momondo in the last 72 hours is $129.
The fastest flight from Nevada to Illinois takes 3h 05m
Direct flights go from Nevada to Illinois every day.
There are 98 airports in Illinois. From Nevada there are direct flights to Chicago Greater Rockford (RFD), Greater Peoria (PIA), Lambert-St Louis (STL), Moline Quad-City (MLI).
Search flight deals

  • When did momondo last update prices for flights from Nevada to Illinois?

    Prices for flights from Nevada to Illinois are refreshed on a daily basis.

  • How many operators does momondo search for flights from Nevada to Illinois?

  • How old do you have to be to fly from Nevada to Illinois?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Nevada 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 Nevada to Illinois?

Best airlines flying from Nevada to Illinois

Compare and see reviews for airlines that fly from Nevada to Illinois with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $43Free CancellationRating
5.7
3,052 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $60Free CancellationRating
6.3
8,414 reviews
Search Spirit Airlines flights
Allegiant AirPriceFrom $91Free CancellationRating
7.2
709 reviews
Search Allegiant Air flights
DeltaPriceFrom $118Free CancellationRating
7.9
8,146 reviews
Search Delta flights
JetBluePriceFrom $120Free CancellationRating
7.2
2,893 reviews
Search JetBlue flights
United AirlinesPriceFrom $139Free CancellationRating
7.4
9,236 reviews
Search United Airlines flights
SouthwestPriceFrom $159Free CancellationRating
8.0
4,274 reviews
Search Southwest flights
American AirlinesPriceFrom $159Free CancellationRating
7.2
11,223 reviews
Search American Airlines flights

Why use momondo?

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

Finding the right flight to Illinois from Nevada 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 Nevada to Illinois with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Nevada to Illinois flights to just show those with flexible booking policies.

How can momondo help me find flights from Nevada to Illinois?

Once all potential Nevada to Illinois 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 Nevada to Illinois right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Nevada to Illinois 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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