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$28+ Cheap flights from Illinois to Wyoming

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/28. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — JAC
feb. 25 — mar. 41
mié. 2/25
mié. 3/4
1 adult, Economy
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Cheap flight deals from Illinois to Wyoming

Cheapest flights from Illinois to Wyoming
Explore the most affordable flight options available from Illinois to Wyoming. Find the lowest fares from popular airlines and budget airlines, with prices last updated on enero 26, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 2/73:46 pm
STL
-
DEN
Nonstop2h 37m
Frontier
mié. 2/1110:50 am
DEN
-
STL
Nonstop2h 08m
Frontier
Deal found 1/26$67
This Kiwi.com deal was found by Cheapflights users on 1/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 2/212:51 pm
STL
-
DEN
Nonstop2h 27m
Frontier
mié. 2/2512:48 pm
DEN
-
STL
Nonstop2h 05m
Frontier
Deal found 1/24$71
This Super.com deal was found by Cheapflights users on 1/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 2/254:51 pm
STL
-
DEN
Nonstop2h 34m
Frontier
vie. 2/2710:01 am
DEN
-
STL
Nonstop2h 08m
Frontier
Deal found 1/24$72
This Super.com deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 2/142:51 pm
STL
-
DEN
Nonstop2h 27m
Frontier
mié. 2/1812:48 pm
DEN
-
STL
Nonstop2h 05m
Frontier
Deal found 1/25$76
This Super.com deal was found by Cheapflights users on 1/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 1/307:39 pm
STL
-
DEN
Nonstop2h 32m
Frontier
sáb. 1/3111:38 am
DEN
-
STL
Nonstop2h 08m
Frontier
Deal found 1/23$82
This Cheapflightsfares deal was found by Cheapflights users on 1/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 2/43:46 pm
STL
-
DEN
Nonstop2h 37m
Frontier
lun. 2/99:41 am
DEN
-
STL
Nonstop2h 09m
Frontier
Deal found 1/24$83
This deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 2/282:51 pm
STL
-
DEN
Nonstop2h 27m
Frontier
sáb. 3/76:35 am
DEN
-
STL
Nonstop2h 14m
Frontier
Deal found 1/25$85
This Super.com deal was found by Cheapflights users on 1/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 1/313:46 pm
STL
-
DEN
Nonstop2h 37m
Frontier
dom. 2/18:10 am
DEN
-
STL
Nonstop2h 08m
Frontier
Deal found 1/23$87
This Cheapflightsfares deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 2/212:51 pm
STL
-
DEN
Nonstop2h 27m
Frontier
sáb. 2/2810:48 am
DEN
-
STL
Nonstop2h 08m
Frontier
Deal found 1/25$88
This Super.com deal was found by Cheapflights users on 1/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 2/67:39 pm
STL
-
DEN
Nonstop2h 32m
Frontier
lun. 2/99:41 am
DEN
-
STL
Nonstop2h 09m
Frontier
Deal found 1/23$97
This Cheapflightsfares deal was found by Cheapflights users on 1/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 1/307:39 pm
STL
-
DEN
Nonstop2h 32m
Frontier
dom. 2/18:10 am
DEN
-
STL
Nonstop2h 08m
Frontier
Deal found 1/24$102
This Cheapflightsfares deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 5/710:55 am
ORD
-
DEN
Nonstop3h 03m
Frontier
mar. 5/1211:30 am
DEN
-
ORD
1 stop26h 47m
Frontier
Deal found 1/25$122

Find flight deals from Illinois to Wyoming

Keep the following information in mind while searching for Illinois to Wyoming flight deals. Data was last updated enero 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$67
(Kiwi.com)

One-way from

$28
(Super.com)

Popular in

November

Cheapest in

April

Average price

$516

Good round-trip deal

$359 or less

Good one-way deal

$210 or less
Provider with most accurate pricing for Chicago (CHI)-Jackson Hole flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-Jackson Hole flights.
Search Deals
From Illinois to Wyoming
Search Deals
One-way flight from Illinois to Wyoming
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($30 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from Illinois to Wyoming.
Search Deals
Price to beat on a one-way flight from Illinois to Wyoming.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois to Wyoming 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, Cheapflights users made 2,558,603 searches. Data last updated enero 26, 2026.
Use the filters below to find and compare flights from Illinois to Wyoming that are best for you.

Fly from

Illinois

Fly to

Wyoming

Route

Depart

Return

Price

ChicagoDenver

MDW - DEN

MDWDEN

Chicago Midway

sáb. 4/11

6:00 am-7:40 am

Nonstop2h 40m

Denver Intl

sáb. 4/18

6:30 am-9:50 am

Nonstop2h 20m

$172

St. LouisDenver

STL - DEN

STLDEN

Lambert-St Louis

sáb. 2/21

4:30 pm-6:04 pm

Nonstop2h 34m

Denver Intl

mié. 2/25

10:10 am-1:14 pm

Nonstop2h 04m

$177

St. LouisDenver

STL - DEN

STLDEN

Lambert-St Louis

sáb. 3/7

2:22 pm-9:06 pm

1 stop7h 44m

Denver Intl

mié. 3/11

6:15 pm-12:21 am

1 stop5h 06m

$177

ChicagoDenver

MDW - DEN

MDWDEN

Chicago Midway

sáb. 3/7

6:20 pm-8:05 pm

Nonstop2h 45m

Denver Intl

dom. 3/8

6:15 am-9:40 am

Nonstop2h 25m

$180

ChicagoDenver

MDW - DEN

MDWDEN

Chicago Midway

vie. 3/6

5:40 am-7:25 am

Nonstop2h 45m

Denver Intl

sáb. 3/7

8:10 am-11:35 am

Nonstop2h 25m

$180

ChicagoDenver

ORD - DEN

ORDDEN

Chicago O'Hare Intl

mié. 3/4

9:15 pm-11:06 pm

Nonstop2h 51m

Denver Intl

mié. 3/11

8:23 pm-11:52 pm

Nonstop2h 29m

$185

ChicagoDenver

MDW - DEN

MDWDEN

Chicago Midway

sáb. 4/25

6:00 am-7:40 am

Nonstop2h 40m

Denver Intl

lun. 4/27

5:30 pm-11:55 pm

1 stop5h 25m

$185

ChicagoDenver

MDW - DEN

MDWDEN

Chicago Midway

mar. 3/3

5:35 pm-7:20 pm

Nonstop2h 45m

Denver Intl

mar. 3/10

10:15 am-1:45 pm

Nonstop2h 30m

$185

ChicagoDenver

MDW - DEN

MDWDEN

Chicago Midway

sáb. 4/4

6:25 am-9:50 am

1 stop4h 25m

Denver Intl

vie. 4/10

8:20 pm-11:40 pm

Nonstop2h 20m

$185

ChicagoDenver

MDW - DEN

MDWDEN

Chicago Midway

mié. 3/4

7:55 pm-9:40 pm

Nonstop2h 45m

Denver Intl

mar. 3/10

8:10 am-11:35 am

Nonstop2h 25m

$185

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/25

Showing 1-10 of 60 results
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Best time to book a flight from Illinois to Wyoming

Have a flexible travel schedule? Discover the best time to fly to Wyoming from Illinois with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Illinois to Wyoming

What is the cheapest month to book a flight from Illinois to Wyoming?

Currently, October is the cheapest month in which you can book a flight from Illinois to Wyoming (average of $229). Flying from Illinois to Wyoming in November is currently the most expensive (average of $355). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from IL to WY?

Find hourly flight availability from Illinois to Wyoming. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated enero 26, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to Wyoming as you normally would.

Reviews of airlines servicing Wyoming

Get insights into the airlines that provide service to Wyoming. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Wyoming. Reviews last updated enero 26, 2026.
Read reviews from past customers who have flown Delta, United Airlines, and American Airlines from Illinois to Wyoming. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,111 reviews

Comfort

7.9

Boarding

8.1

Overall

7.9

Entertainment

7.8

Crew

8.5

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,111 reviews
Delta
7.9
Good
8,111 reviews

Comfort

7.9

Boarding

8.1

Overall

7.9

Entertainment

7.8

Crew

8.5

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,199 reviews
Delta
7.9
Good
8,111 reviews

Comfort

7.9

Boarding

8.1

Overall

7.9

Entertainment

7.8

Crew

8.5

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,189 reviews
Delta
7.9
Good
8,111 reviews

Comfort

7.9

Boarding

8.1

Overall

7.9

Entertainment

7.8

Crew

8.5

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Illinois to Wyoming. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Illinois to Wyoming?

    There are many flights that can get you from Illinois to Wyoming in 2h 34m. Fly via Southwest, United Airlines, or Delta to get the fastest option. The distance from Illinois to Wyoming is about 767 mi. This flight may include one or multiple stops.

  • Can I find deals for flights from Illinois to Wyoming that include hotel bookings?

    Yes. In addition to deals on Illinois to Wyoming flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Illinois to Wyoming?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Illinois to Wyoming.

  • Can I find deals for business class flights from Illinois to Wyoming?

    Yes. Cheapflights offers flight deals from Illinois to Wyoming by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Illinois to Wyoming?

    Currently, October is the cheapest month in which you can book a flight from Illinois to Wyoming (average of $229). Flying from Illinois to Wyoming in November is currently the most expensive (average of $355). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Illinois to Wyoming

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Illinois to Wyoming

Discover the top 3 airlines that operate flights from Illinois to Wyoming. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated enero 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$211Average$454FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$274Average$483FlexibilityNo cancel feeOn-time71%
DeltaCheapest$293Average$358FlexibilityNo cancel feeOn-timeN/A

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