How does KAYAK find such low prices on flights from Illinois to Las Vegas?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Las Vegas.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Las Vegas?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Las Vegas from Illinois is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Illinois to Las Vegas?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Las Vegas with an airline and back to Illinois with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Las Vegas?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Las Vegas from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

$105 CHEAP FLIGHTS from Illinois to Las Vegas

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Flight Deals

Cheap Flights from Illinois to Las Vegas

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Illinois to Las Vegas

Sun, Feb 7 - Thu, Feb 18

12:47 pm - 2:30 pmMLI Moline Quad-City-LAS Las Vegas Harry Reid Intl

3h 43mnonstop

6:35 am - 11:42 amLAS Las Vegas Harry Reid Intl-MLI Moline Quad-City

3h 07mnonstop

$136Allegiant Air

Sun, Jan 24 - Thu, Jan 28

12:47 pm - 2:23 pmMLI Moline Quad-City-LAS Las Vegas Harry Reid Intl

3h 36mnonstop

6:45 am - 11:57 amLAS Las Vegas Harry Reid Intl-MLI Moline Quad-City

3h 12mnonstop

$136Allegiant Air

Thu, Oct 22 - Fri, Oct 23

4:20 pm - 8:50 pmORD Chicago O'Hare Intl-LAS Las Vegas Harry Reid Intl

6h 30m1 stop Phoenix Sky Harbor Intl

6:15 am - 6:34 amLAS Las Vegas Harry Reid Intl-ORD Chicago O'Hare Intl

22h 19m1 stop Los Angeles

$218Frontier

Sat, Oct 24 - Wed, Oct 28

6:30 am - 4:00 pmORD Chicago O'Hare Intl-LAS Las Vegas Harry Reid Intl

11h 30m1 stop Denver Intl

6:45 am - 12:21 amLAS Las Vegas Harry Reid Intl-ORD Chicago O'Hare Intl

15h 36m1 stop Denver Intl

$219Frontier

Sun, Oct 11 - Tue, Oct 20

9:33 pm - 11:16 pmRFD Chicago Greater Rockford-LAS Las Vegas Harry Reid Intl

3h 43mnonstop

12:52 am - 8:50 amLAS Las Vegas Harry Reid Intl-RFD Chicago Greater Rockford

29h 58m2 stops Houston George Bush Intcntl Fort Lauderdale

$222Multiple Airlines

Sun, Jan 17 - Thu, Jan 21

12:42 pm - 2:35 pmRFD Chicago Greater Rockford-LAS Las Vegas Harry Reid Intl

3h 53mnonstop

10:22 pm - 11:43 amLAS Las Vegas Harry Reid Intl-RFD Chicago Greater Rockford

11h 21m1 stop Phoenix Sky Harbor Intl

$224Multiple Airlines

Thu, Oct 22 - Thu, Oct 29

3:49 pm - 11:59 pmORD Chicago O'Hare Intl-LAS Las Vegas Harry Reid Intl

10h 10m1 stop Seattle/Tacoma Intl

6:02 am - 4:50 pmLAS Las Vegas Harry Reid Intl-ORD Chicago O'Hare Intl

8h 48m1 stop Seattle/Tacoma Intl

$266Alaska Airlines

Wed, Oct 28 - Wed, Oct 28

7:20 am - 3:13 pmORD Chicago O'Hare Intl-LAS Las Vegas Harry Reid Intl

9h 53m1 stop San Diego

7:09 pm - 5:40 amLAS Las Vegas Harry Reid Intl-ORD Chicago O'Hare Intl

8h 31m1 stop Seattle/Tacoma Intl

$271Alaska Airlines

Tue, Nov 24 - Tue, Dec 1

5:11 pm - 11:10 pmMLI Moline Quad-City-LAS Las Vegas Harry Reid Intl

7h 59m1 stop Chicago O'Hare Intl

12:41 pm - 11:21 pmLAS Las Vegas Harry Reid Intl-MLI Moline Quad-City

8h 40m1 stop Dallas/Fort Worth

$291American Airlines

Wed, Jan 13 - Sat, Jan 16

11:41 am - 5:14 pmMLI Moline Quad-City-LAS Las Vegas Harry Reid Intl

7h 33m1 stop Chicago O'Hare Intl

6:05 am - 4:32 pmLAS Las Vegas Harry Reid Intl-MLI Moline Quad-City

8h 27m1 stop Dallas/Fort Worth

$291American Airlines

Recent last minute flight deals from Illinois to Las Vegas

Mon, Sep 28 - Tue, Oct 13

8:55 pm - 11:05 pmORD Chicago O'Hare Intl-LAS Las Vegas Harry Reid Intl

4h 10mnonstop

8:48 pm - 12:24 amLAS Las Vegas Harry Reid Intl-ORD Chicago O'Hare Intl

25h 36m1 stop Denver Intl

$251Frontier

Thu, Oct 1 - Tue, Oct 13

8:55 pm - 11:05 pmORD Chicago O'Hare Intl-LAS Las Vegas Harry Reid Intl

4h 10mnonstop

6:45 am - 12:24 amLAS Las Vegas Harry Reid Intl-ORD Chicago O'Hare Intl

15h 39m1 stop Denver Intl

$266Frontier

Thu, Oct 1 - Sun, Oct 4

1:05 pm - 2:37 pmMLI Moline Quad-City-LAS Las Vegas Harry Reid Intl

3h 32mnonstop

8:00 am - 1:10 pmLAS Las Vegas Harry Reid Intl-MLI Moline Quad-City

3h 10mnonstop

$296Allegiant Air

Thu, Oct 1 - Thu, Oct 8

9:03 pm - 10:46 pmRFD Chicago Greater Rockford-LAS Las Vegas Harry Reid Intl

3h 43mnonstop

2:53 pm - 8:13 pmLAS Las Vegas Harry Reid Intl-RFD Chicago Greater Rockford

3h 20mnonstop

$298Allegiant Air

Mon, Sep 28 - Sat, Oct 3

8:55 pm - 11:05 pmORD Chicago O'Hare Intl-LAS Las Vegas Harry Reid Intl

4h 10mnonstop

7:04 am - 6:53 pmLAS Las Vegas Harry Reid Intl-ORD Chicago O'Hare Intl

9h 49m1 stop San Diego

$316Multiple Airlines

Mon, Sep 28 - Mon, Oct 5

8:55 pm - 11:05 pmORD Chicago O'Hare Intl-LAS Las Vegas Harry Reid Intl

4h 10mnonstop

7:09 pm - 5:40 amLAS Las Vegas Harry Reid Intl-ORD Chicago O'Hare Intl

8h 31m1 stop Seattle/Tacoma Intl

$318Multiple Airlines

Tue, Sep 29 - Sat, Oct 3

7:20 am - 2:11 pmORD Chicago O'Hare Intl-LAS Las Vegas Harry Reid Intl

8h 51m1 stop San Diego

7:01 am - 6:53 pmLAS Las Vegas Harry Reid Intl-ORD Chicago O'Hare Intl

9h 52m1 stop San Diego

$343Alaska Airlines

Tue, Sep 29 - Tue, Oct 6

2:18 pm - 9:42 amORD Chicago O'Hare Intl-LAS Las Vegas Harry Reid Intl

21h 24m1 stop San Diego

5:19 pm - 1:25 pmLAS Las Vegas Harry Reid Intl-ORD Chicago O'Hare Intl

18h 06m1 stop San Diego

$343Alaska Airlines

Wed, Sep 30 - Sat, Oct 3

12:08 pm - 6:11 pmMLI Moline Quad-City-LAS Las Vegas Harry Reid Intl

8h 03m1 stop Dallas/Fort Worth

6:05 am - 4:03 pmLAS Las Vegas Harry Reid Intl-MLI Moline Quad-City

7h 58m1 stop Dallas/Fort Worth

$377American Airlines

Sat, Oct 3 - Tue, Oct 6

4:33 pm - 10:26 pmMLI Moline Quad-City-LAS Las Vegas Harry Reid Intl

7h 53m1 stop Dallas/Fort Worth

7:04 am - 4:33 pmLAS Las Vegas Harry Reid Intl-MLI Moline Quad-City

7h 29m1 stop Chicago O'Hare Intl

$377American Airlines

Recent direct flight deals from Illinois to Las Vegas

Sun, Feb 7 - Thu, Feb 18

12:47 pm - 2:30 pmMLI Moline Quad-City-LAS Las Vegas Harry Reid Intl

3h 43mnonstop

6:35 am - 11:42 amLAS Las Vegas Harry Reid Intl-MLI Moline Quad-City

3h 07mnonstop

$136Allegiant Air

Sun, Jan 24 - Thu, Jan 28

12:47 pm - 2:23 pmMLI Moline Quad-City-LAS Las Vegas Harry Reid Intl

3h 36mnonstop

6:45 am - 11:57 amLAS Las Vegas Harry Reid Intl-MLI Moline Quad-City

3h 12mnonstop

$136Allegiant Air

Mon, Mar 1 - Fri, Mar 12

7:30 am - 9:58 amORD Chicago O'Hare Intl-LAS Las Vegas Harry Reid Intl

4h 28mnonstop

12:25 am - 6:10 amLAS Las Vegas Harry Reid Intl-ORD Chicago O'Hare Intl

3h 45mnonstop

$221Frontier

Mon, Dec 21 - Wed, Dec 23

6:11 am - 8:26 amORD Chicago O'Hare Intl-LAS Las Vegas Harry Reid Intl

4h 15mnonstop

11:20 pm - 5:06 amLAS Las Vegas Harry Reid Intl-ORD Chicago O'Hare Intl

3h 46mnonstop

$224Frontier

Tue, Nov 17 - Thu, Nov 19

11:00 am - 1:15 pmORD Chicago O'Hare Intl-LAS Las Vegas Harry Reid Intl

4h 15mnonstop

1:57 pm - 7:57 pmLAS Las Vegas Harry Reid Intl-ORD Chicago O'Hare Intl

4h 00mnonstop

$315American Airlines

Sat, Nov 7 - Wed, Nov 11

7:16 pm - 9:24 pmORD Chicago O'Hare Intl-LAS Las Vegas Harry Reid Intl

4h 08mnonstop

2:08 pm - 8:07 pmLAS Las Vegas Harry Reid Intl-ORD Chicago O'Hare Intl

3h 59mnonstop

$315American Airlines

Mon, Nov 2 - Tue, Nov 3

6:07 pm - 8:23 pmORD Chicago O'Hare Intl-LAS Las Vegas Harry Reid Intl

4h 16mnonstop

6:45 am - 12:29 pmLAS Las Vegas Harry Reid Intl-ORD Chicago O'Hare Intl

3h 44mnonstop

$317United Airlines

Wed, Nov 4 - Sat, Nov 7

12:47 pm - 2:58 pmORD Chicago O'Hare Intl-LAS Las Vegas Harry Reid Intl

4h 11mnonstop

8:44 am - 2:32 pmLAS Las Vegas Harry Reid Intl-ORD Chicago O'Hare Intl

3h 48mnonstop

$317United Airlines

Mon, Oct 26 - Mon, Nov 2

8:25 pm - 10:20 pmMDW Chicago Midway-LAS Las Vegas Harry Reid Intl

3h 55mnonstop

6:45 pm - 12:05 amLAS Las Vegas Harry Reid Intl-MDW Chicago Midway

3h 20mnonstop

$317Southwest

Sat, Oct 17 - Fri, Oct 23

7:10 pm - 9:05 pmMDW Chicago Midway-LAS Las Vegas Harry Reid Intl

3h 55mnonstop

12:10 am - 5:40 amLAS Las Vegas Harry Reid Intl-MDW Chicago Midway

3h 30mnonstop

$317Southwest

Useful Info

Low season	August
High season	October
Cheapest flight	$105

Best time to beat the crowds with an average 4% drop in price.

Most popular time to fly with an average 5% increase in price.

Flight from Moline to Las Vegas

Verified travelerFlew with United Airlines-Mar 2025

If you can select your seats in advance please do

Verified travelerFlew with Spirit Airlines-Sep 2024

Make sure you get your seats booked at time of booking or at the least when you check in and make sure you check in at the earliest to have preferred seating.

How does KAYAK find such low prices on flights from Illinois to Las Vegas?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Las Vegas.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Las Vegas?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Las Vegas from Illinois is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Illinois to Las Vegas?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Las Vegas with an airline and back to Illinois with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Las Vegas?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Las Vegas from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.