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Cheap flights from Chicago to Casper from $358

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago to Casper departing on 4/21. 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 Chicago to Casper

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
2:35 pm - 8:26 pm
ORD
-
CPR
6h 51m
1 stop
United Airlines Logo
5:25 am - 11:23 am
CPR
-
ORD
4h 58m
1 stop
$358United Airlines
Tue, Apr 21 - Sat, Apr 25
United Airlines Logo
5:00 am - 8:51 am
ORD
-
CPR
4h 51m
1 stop
United Airlines Logo
3:11 pm - 9:12 pm
CPR
-
ORD
5h 01m
1 stop
$373United Airlines
Sun, Aug 2 - Wed, Aug 12
United Airlines Logo
5:00 am - 8:51 am
ORD
-
CPR
4h 51m
1 stop
United Airlines Logo
3:15 pm - 10:49 pm
CPR
-
ORD
6h 34m
1 stop
$408United Airlines
Fri, Jun 26 - Mon, Jun 29
United Airlines Logo
5:45 pm - 10:07 pm
ORD
-
CPR
5h 22m
1 stop
United Airlines Logo
5:55 pm - 12:30 am
CPR
-
ORD
5h 35m
1 stop
$461United Airlines
Wed, Apr 22 - Sun, Apr 26
United Airlines Logo
5:00 am - 8:51 am
ORD
-
CPR
4h 51m
1 stop
United Airlines Logo
6:13 pm - 12:44 am
CPR
-
ORD
5h 31m
1 stop
$499United Airlines
Thu, Jul 16 - Fri, Jul 24
United Airlines Logo
5:00 am - 8:50 am
ORD
-
CPR
4h 50m
1 stop
United Airlines Logo
6:10 pm - 11:59 pm
CPR
-
ORD
4h 49m
1 stop
$503United Airlines
Tue, Aug 11 - Sun, Aug 16
United Airlines Logo
5:45 pm - 10:10 pm
ORD
-
CPR
5h 25m
1 stop
United Airlines Logo
6:10 pm - 12:58 am
CPR
-
ORD
5h 48m
1 stop
$520United Airlines
Fri, May 15 - Sun, May 17
United Airlines Logo
5:00 am - 8:51 am
ORD
-
CPR
4h 51m
1 stop
United Airlines Logo
6:10 pm - 11:59 pm
CPR
-
ORD
4h 49m
1 stop
$534United Airlines
Mon, Aug 10 - Sat, Aug 15
United Airlines Logo
8:09 pm - 8:50 am
ORD
-
CPR
13h 41m
2 stops
United Airlines Logo
6:10 pm - 11:59 pm
CPR
-
ORD
4h 49m
1 stop
$538United Airlines
Mon, Aug 10 - Sat, Aug 15
United Airlines Logo
8:00 pm - 8:50 am
ORD
-
CPR
13h 50m
2 stops
United Airlines Logo
6:10 pm - 11:59 pm
CPR
-
ORD
4h 49m
1 stop
$543United Airlines
Tue, Aug 11 - Sat, Aug 15

United Airlines flights from Chicago to Casper

Our best United Airlines deals on Chicago to Casper flight tickets
United Airlines
Apr 21
ORD2:35 pmChicago O'Hare Intl
6h 51m
1 stop
CPR8:26 pmCasper Natrona County
Apr 25
CPR5:25 amCasper Natrona County
4h 58m
1 stop
ORD11:23 amChicago O'Hare Intl
$358
United Airlines
Aug 2
ORD5:00 amChicago O'Hare Intl
4h 51m
1 stop
CPR8:51 amCasper Natrona County
Aug 12
CPR3:11 pmCasper Natrona County
5h 01m
1 stop
ORD9:12 pmChicago O'Hare Intl
$373
United Airlines
Jun 26
ORD5:00 amChicago O'Hare Intl
4h 51m
1 stop
CPR8:51 amCasper Natrona County
Jun 29
CPR3:15 pmCasper Natrona County
6h 34m
1 stop
ORD10:49 pmChicago O'Hare Intl
$408

momondo Fare Finder

 
Customize your flight search to find flights from Chicago to Casper 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 April 9, 2026.
Use the filters below to find and compare flights from Chicago to Casper that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoCasper

ORD - CPR

ORDCPR

Chicago O'Hare Intl

Tue 4/21

2:35 pm-8:26 pm

1 stop6h 51m

Casper Natrona County

Sat 4/25

5:25 am-11:23 am

1 stop4h 58m

$358

ChicagoCasper

ORD - CPR

ORDCPR

Chicago O'Hare Intl

Sun 8/2

5:00 am-8:51 am

1 stop4h 51m

Casper Natrona County

Wed 8/12

3:11 pm-9:12 pm

1 stop5h 01m

$373

ChicagoCasper

ORD - CPR

ORDCPR

Chicago O'Hare Intl

Fri 6/26

5:00 am-8:51 am

1 stop4h 51m

Casper Natrona County

Mon 6/29

3:15 pm-10:49 pm

1 stop6h 34m

$408

ChicagoCasper

ORD - CPR

ORDCPR

Chicago O'Hare Intl

Wed 4/22

5:45 pm-10:07 pm

1 stop5h 22m

Casper Natrona County

Sun 4/26

5:55 pm-12:30 am

1 stop5h 35m

$461

ChicagoCasper

ORD - CPR

ORDCPR

Chicago O'Hare Intl

Thu 7/16

5:00 am-8:51 am

1 stop4h 51m

Casper Natrona County

Fri 7/24

6:13 pm-12:44 am

1 stop5h 31m

$499
Quickest round-trip

ChicagoCasper

ORD - CPR

ORDCPR

Chicago O'Hare Intl

Tue 8/11

5:00 am-8:50 am

1 stop4h 50m

Casper Natrona County

Sun 8/16

6:10 pm-11:59 pm

1 stop4h 49m

$503

ChicagoCasper

ORD - CPR

ORDCPR

Chicago O'Hare Intl

Fri 5/15

5:45 pm-10:10 pm

1 stop5h 25m

Casper Natrona County

Sun 5/17

6:10 pm-12:58 am

1 stop5h 48m

$520

ChicagoCasper

ORD - CPR

ORDCPR

Chicago O'Hare Intl

Mon 8/10

5:00 am-8:51 am

1 stop4h 51m

Casper Natrona County

Sat 8/15

6:10 pm-11:59 pm

1 stop4h 49m

$534

ChicagoCasper

ORD - CPR

ORDCPR

Chicago O'Hare Intl

Mon 8/10

8:09 pm-8:50 am

2 stops13h 41m

Casper Natrona County

Sat 8/15

6:10 pm-11:59 pm

1 stop4h 49m

$538

ChicagoCasper

ORD - CPR

ORDCPR

Chicago O'Hare Intl

Tue 8/11

8:00 pm-8:50 am

2 stops13h 50m

Casper Natrona County

Sat 8/15

6:10 pm-11:59 pm

1 stop4h 49m

$543

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Chicago to Casper

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago to Casper according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Chicago to Casper (CHI to CPR) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago to Casper

Fastest flight time

4h 51m

Direct flights

None
The fastest flight from Chicago to Casper takes 4h 51m
There are no direct flights from Chicago to Casper. There are no popular flight routes from Chicago to Casper.
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Frequently asked questions about flying from Chicago to Casper

  • How far is Chicago to Casper Natrona County by plane?

    A flight from Chicago to Casper Natrona County will travel around 954.3 mi. 4h 51m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Chicago to Casper Natrona County Airport?

    Prices for flights from Chicago to Casper Natrona County Airport are updated daily.

  • How many operators does momondo search for flights from Chicago to Casper Natrona County Airport?

  • How old do you have to be to fly from Chicago to Casper Natrona County Airport?

    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 Chicago to Casper Natrona County Airport.

  • What documentation or ID do you need to fly to Casper Natrona County Airport?

    The necessary travel and health documents for your Casper Natrona County Airport 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 airline from Chicago to Casper?

Best airlines flying from Chicago to Casper

Compare and see reviews for airlines that fly from Chicago to Casper with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $248Free CancellationRating
7.4
9,554 reviews
Search United Airlines flights

Frequently asked questions about flying from Chicago to Casper

  • How do I get Price Alerts for flights from Chicago to Casper?

    Confirm your travel details to search for the latest offers for flights from Chicago to Casper. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

  • How can I save money on flights from Chicago to Casper with momondo?

    Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

  • How does momondo find its flight prices?

    We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

Traveling to a place near Casper?

Book flights to Casper if you plan to visit one of these locations
Rawlins
Evansville
Douglas

Why use momondo?

Why should I use momondo to find a flight deal from Chicago to Casper?

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

Can I find flights from Chicago to Casper with flexible booking policies on momondo?

All flight searches from Chicago to Casper on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Chicago to Casper?

Once all potential Chicago to Casper 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 Chicago to Casper right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Chicago to Casper 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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