How long is the flight from Wyoming to Illinois?

The flight from Wyoming to Illinois depends on which airports you’re departing and arriving from and whether or not you have a layover. If you fly from Jackson (a popular airport in Wyoming) to Chicago O'Hare Intl Airport (the most popular airport in Illinois), then the flight time is 3h 09m on average. If you fly from Cody (another popular airport in Wyoming) to Chicago O'Hare Intl Airport, then the average flight time is 4h 59m.

What is the cheapest airline that flies from Wyoming to Illinois?

United Airlines, Southwest, and Delta are the most popular carriers operating from Wyoming to Illinois

How many flights depart from Wyoming to Illinois on average per week?

The number of flights available between Wyoming and Illinois is 688 per week as of May 2026. The most frequent departure day is Fri, with 19% of weekly flights leaving on this day.

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

Prices for flights from Wyoming to Illinois were last updated today.

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

As of May 2026, there are 8 operators available to choose from for flights from Wyoming to Illinois.

How old do you have to be to fly from Wyoming 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 Wyoming to Illinois.

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

The necessary travel and health documents for your Illinois trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$43 Cheap Flights from Wyoming to Illinois in 2026

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Find the cheapest flights from Wyoming to Illinois

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

4:10 pm - 7:23 pm

DEN

STL

2h 13mnonstop

6:33 pm - 8:58 am

STL

DEN

15h 25m

1 stop

$133Frontier

Tue, Aug 11 - Tue, Aug 18

4:15 pm - 7:23 pm

DEN

STL

2h 08mnonstop

6:03 pm - 3:58 am

STL

DEN

10h 55m

1 stop

$138Frontier

Tue, Jun 2 - Tue, Jun 9

4:50 pm - 7:56 pm

DEN

PIA

2h 06mnonstop

11:07 am - 12:34 pm

PIA

DEN

2h 27mnonstop

$204Allegiant Air

Thu, Jun 18 - Sun, Jun 21

4:27 pm - 7:30 pm

DEN

PIA

2h 03mnonstop

11:07 am - 12:34 pm

PIA

DEN

2h 27mnonstop

$257Allegiant Air

Sun, May 31 - Sun, Jun 7

5:38 pm - 8:54 pm

DEN

MLI

2h 16mnonstop

8:58 am - 10:28 am

MLI

DEN

2h 30mnonstop

$269United Airlines

Mon, Jun 1 - Sat, Jun 6

4:27 pm - 7:30 pm

DEN

PIA

2h 03mnonstop

12:53 pm - 3:25 am

PIA

DEN

15h 32m

1 stop

$276Multiple Airlines

Thu, May 28 - Mon, Jun 1

5:38 pm - 8:54 pm

DEN

MLI

2h 16mnonstop

6:30 pm - 11:52 pm

MLI

DEN

6h 22m

1 stop

$279United Airlines

Mon, Jun 1 - Sat, Jun 6

5:57 pm - 12:22 am

DEN

PIA

5h 25m

1 stop

6:58 pm - 12:17 am

PIA

DEN

6h 19m

1 stop

$289American Airlines

Fri, Jul 24 - Tue, Jul 28

4:27 pm - 7:30 pm

DEN

PIA

2h 03mnonstop

12:53 pm - 10:01 am

PIA

DEN

46h 08m

2 stops

$298Multiple Airlines

Thu, May 28 - Mon, Jun 1

3:39 pm - 8:05 pm

JAC

ORD

3h 26mnonstop

12:59 pm - 3:12 pm

ORD

JAC

3h 13mnonstop

$319American Airlines

Wed, Aug 5 - Mon, Aug 10

Frontier flights from Wyoming to Illinois

Our best Frontier deals on Wyoming to Illinois flight tickets

Frontier

Aug 11

DEN4:10 pmDenver Intl

2h 13m

STL7:23 pmLambert-St Louis

Aug 18

STL6:33 pmLambert-St Louis

15h 25m

1 stop

DEN8:58 amDenver Intl

$133

Frontier

Oct 14

DEN4:12 pmDenver Intl

2h 03m

STL7:15 pmLambert-St Louis

Oct 19

STL8:10 pmLambert-St Louis

2h 39m

DEN9:49 pmDenver Intl

$134

Frontier

Aug 11

DEN4:10 pmDenver Intl

2h 13m

STL7:23 pmLambert-St Louis

Aug 17

STL4:52 pmLambert-St Louis

17h 06m

1 stop

DEN8:58 amDenver Intl

$138

American Airlines flights from Wyoming to Illinois

Our best American Airlines deals on Wyoming to Illinois flight tickets

American Airlines

Jun 10

DEN7:05 amDenver Intl

2h 38m

ORD10:43 amChicago O'Hare Intl

Jun 17

ORD10:30 pmChicago O'Hare Intl

2h 47m

DEN12:17 amDenver Intl

$217

American Airlines

Jul 24

DEN5:57 pmDenver Intl

5h 25m

1 stop

PIA12:22 amGreater Peoria

Jul 28

PIA6:58 pmGreater Peoria

6h 19m

1 stop

DEN12:17 amDenver Intl

$289

American Airlines

May 28

DEN7:13 amDenver Intl

7h 53m

1 stop

MLI4:06 pmMoline Quad-City

Jun 1

MLI6:56 pmMoline Quad-City

6h 03m

1 stop

DEN11:59 pmDenver Intl

$309

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DenverSt. Louis

DEN - STL

DENSTL

Denver Intl

Tue 8/11

4:10 pm-7:23 pm

Nonstop2h 13m

Lambert-St Louis

Tue 8/18

6:33 pm-8:58 am

1 stop15h 25m

$133

DenverSt. Louis

DEN - STL

DENSTL

Denver Intl

Tue 6/2

4:15 pm-7:23 pm

Nonstop2h 08m

Lambert-St Louis

Tue 6/9

6:03 pm-3:58 am

1 stop10h 55m

$138

DenverPeoria

DEN - PIA

DENPIA

Denver Intl

Thu 6/18

4:50 pm-7:56 pm

Nonstop2h 06m

Greater Peoria

Sun 6/21

11:07 am-12:34 pm

Nonstop2h 27m

$204

Quickest round-trip

DenverPeoria

DEN - PIA

DENPIA

Denver Intl

Sun 5/31

4:27 pm-7:30 pm

Nonstop2h 03m

Greater Peoria

Sun 6/7

11:07 am-12:34 pm

Nonstop2h 27m

$257

DenverMoline

DEN - MLI

DENMLI

Denver Intl

Mon 6/1

5:38 pm-8:54 pm

Nonstop2h 16m

Moline Quad-City

Sat 6/6

8:58 am-10:28 am

Nonstop2h 30m

$269

DenverPeoria

DEN - PIA

DENPIA

Denver Intl

Thu 5/28

4:27 pm-7:30 pm

Nonstop2h 03m

Greater Peoria

Mon 6/1

12:53 pm-3:25 am

1 stop15h 32m

$276

DenverMoline

DEN - MLI

DENMLI

Denver Intl

Mon 6/1

5:38 pm-8:54 pm

Nonstop2h 16m

Moline Quad-City

Sat 6/6

6:30 pm-11:52 pm

1 stop6h 22m

$279

DenverPeoria

DEN - PIA

DENPIA

Denver Intl

Fri 7/24

5:57 pm-12:22 am

1 stop5h 25m

Greater Peoria

Tue 7/28

6:58 pm-12:17 am

1 stop6h 19m

$289

DenverPeoria

DEN - PIA

DENPIA

Denver Intl

Thu 5/28

4:27 pm-7:30 pm

Nonstop2h 03m

Greater Peoria

Mon 6/1

12:53 pm-10:01 am

2 stops46h 08m

$298

JacksonChicago

JAC - ORD

JACORD

Jackson Hole

Wed 8/5

3:39 pm-8:05 pm

Nonstop3h 26m

Chicago O'Hare Intl

Mon 8/10

12:59 pm-3:12 pm

Nonstop3h 13m

$319

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Wyoming 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

Prices

Airlines

Other information

What is the cheapest month to fly to Illinois?

The cheapest month to fly to Illinois from Wyoming is in September. Flight prices, which tend to average around $191, 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 July is also cheap. Prices for this month can be found on momondo for an average of $204.

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

The cheapest day to depart from Wyoming to Illinois is on a Wednesday when prices can be found for as low as $456. Flights from Wyoming to Illinois on a Sunday will generally be more expensive and average around $734. 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 at noon. Flights from Wyoming to Illinois during this time can be as low as $466. Flights in the morning are often more expensive with an average ticket price of $546.

What is the cheapest Wyoming to Illinois flight route?

Fly from Jackson Hole to Chicago O'Hare Intl for the best Wyoming - Illinois flight prices

Can stopping save me money on Wyoming to Illinois flights?

You could potentially save up to 11% on your flight if you consider stops on a Wyoming to Illinois flight.

Cheap Wyoming to Illinois flight deals and tips

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

Best Price Found	$266
Fastest flight time	2h 00m
Direct flights	Every day
Airports in Illinois	98 airports

The best one-way flight to Illinois from Wyoming in the past 72 hours is $266. The best round-trip flight deal from Wyoming to Illinois found on momondo in the last 72 hours is $469.

The fastest flight from Wyoming to Illinois takes 2h 00m

Direct flights go from Wyoming to Illinois every day.

There are 98 airports in Illinois. From Wyoming there are direct flights to Greater Peoria (PIA), Lambert-St Louis (STL).

Search flight deals

Frequently asked questions about flying from Wyoming to Illinois

When did momondo last update prices for flights from Wyoming to Illinois?
Prices for flights from Wyoming to Illinois were last updated today.
How many operators does momondo search for flights from Wyoming to Illinois?
As of May 2026, there are 8 operators available to choose from for flights from Wyoming to Illinois.
How old do you have to be to fly from Wyoming 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 Wyoming to Illinois.
What documentation or ID do you need to fly to Illinois?
The necessary travel and health documents for your Illinois trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Wyoming to Illinois?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Wyoming to Illinois is Airbus A319 (50.65% of total bookings). The next most popular plane models are Boeing 737-700 (44.16%), Embraer 175 (Enhanced Winglets) (2.60%), and Boeing 757 (1.30%).

Best airlines flying from Wyoming to Illinois

Compare and see reviews for airlines that fly from Wyoming to Illinois with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $229	Free Cancellation	Rating 7.1 11,662 reviews		Search American Airlines flights
United Airlines	PriceFrom $281	Free Cancellation	Rating 7.4 9,726 reviews		Search United Airlines flights

Why use momondo?

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

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

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

momondo does allow users to show only those flights to Illinois from Wyoming which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Wyoming 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 Wyoming.

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

Yes momondo offers price alerts on flights to Illinois from Wyoming. 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.