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Cheap flights from Chicago O'Hare Intl Airport to Casper from $298

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago O'Hare Intl Airport to Casper departing on 9/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Chicago O'Hare Intl Airport to Casper

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
5:00 am - 8:50 am
ORD
-
CPR
4h 50m
1 stop
United Airlines Logo
3:11 pm - 9:51 pm
CPR
-
ORD
5h 40m
1 stop
$308United Airlines
Wed, Sep 23 - Tue, Sep 29
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
$341United Airlines
Fri, Jul 24 - Mon, Jul 27
United Airlines Logo
8:00 am - 12:42 pm
ORD
-
CPR
5h 42m
1 stop
United Airlines Logo
6:13 pm - 12:44 am
CPR
-
ORD
5h 31m
1 stop
$357United Airlines
Sat, Jul 4 - Fri, Jul 10
United Airlines Logo
5:00 am - 8:51 am
ORD
-
CPR
4h 51m
1 stop
United Airlines Logo
6:05 pm - 12:44 am
CPR
-
ORD
5h 39m
1 stop
$358United Airlines
Sat, Jun 27 - Wed, Jul 1
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
$372United Airlines
Tue, Jul 14 - Tue, Jul 21
United Airlines Logo
4:20 pm - 8:27 pm
ORD
-
CPR
5h 07m
1 stop
United Airlines Logo
6:05 pm - 11:59 pm
CPR
-
ORD
4h 54m
1 stop
$388United Airlines
Tue, Sep 1 - Sat, Sep 5
United Airlines Logo
5:00 am - 8:51 am
ORD
-
CPR
4h 51m
1 stop
United Airlines Logo
6:13 pm - 9:18 am
CPR
-
ORD
14h 05m
2 stops
$503United Airlines
Fri, Jul 24 - Mon, Jul 27
United Airlines Logo
9:50 pm - 10:46 am
ORD
-
CPR
13h 56m
1 stop
United Airlines Logo
6:13 pm - 12:44 am
CPR
-
ORD
5h 31m
1 stop
$510United Airlines
Sat, Jul 11 - Sat, Jul 18
United Airlines Logo
9:30 pm - 12:42 pm
ORD
-
CPR
16h 12m
2 stops
United Airlines Logo
3:15 pm - 12:44 am
CPR
-
ORD
8h 29m
1 stop
$573United Airlines
Sat, Jun 27 - Wed, Jul 1
United Airlines Logo
5:00 am - 10:46 am
ORD
-
CPR
6h 46m
1 stop
United Airlines Logo
1:23 pm - 10:49 pm
CPR
-
ORD
8h 26m
1 stop
$609United Airlines
Fri, Jun 26 - Sun, Jun 28

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United Airlines flights from Chicago O'Hare Intl Airport to Casper

Our best United Airlines deals on Chicago O'Hare Intl Airport to Casper flight tickets
United Airlines
Sep 23
ORD5:00 amChicago O'Hare Intl
4h 50m
1 stop
CPR8:50 amCasper Natrona County
Sep 29
CPR3:11 pmCasper Natrona County
5h 40m
1 stop
ORD9:51 pmChicago O'Hare Intl
$308
United Airlines
Jul 24
ORD5:00 amChicago O'Hare Intl
4h 51m
1 stop
CPR8:51 amCasper Natrona County
Jul 27
CPR6:13 pmCasper Natrona County
5h 31m
1 stop
ORD12:44 amChicago O'Hare Intl
$341
United Airlines
Jul 4
ORD8:00 amChicago O'Hare Intl
5h 42m
1 stop
CPR12:42 pmCasper Natrona County
Jul 10
CPR6:13 pmCasper Natrona County
5h 31m
1 stop
ORD12:44 amChicago O'Hare Intl
$357

momondo Fare Finder

 
Customize your flight search to find flights from Chicago O'Hare Intl Airport 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 June 16, 2026.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport 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

Wed 9/23

5:00 am-8:50 am

1 stop4h 50m

Casper Natrona County

Tue 9/29

3:11 pm-9:51 pm

1 stop5h 40m

$308

ChicagoCasper

ORD - CPR

ORDCPR

Chicago O'Hare Intl

Fri 7/24

5:00 am-8:51 am

1 stop4h 51m

Casper Natrona County

Mon 7/27

6:13 pm-12:44 am

1 stop5h 31m

$341

ChicagoCasper

ORD - CPR

ORDCPR

Chicago O'Hare Intl

Sat 7/4

8:00 am-12:42 pm

1 stop5h 42m

Casper Natrona County

Fri 7/10

6:13 pm-12:44 am

1 stop5h 31m

$357

ChicagoCasper

ORD - CPR

ORDCPR

Chicago O'Hare Intl

Sat 6/27

5:00 am-8:51 am

1 stop4h 51m

Casper Natrona County

Wed 7/1

6:05 pm-12:44 am

1 stop5h 39m

$358

ChicagoCasper

ORD - CPR

ORDCPR

Chicago O'Hare Intl

Tue 7/14

5:00 am-8:51 am

1 stop4h 51m

Casper Natrona County

Tue 7/21

6:13 pm-12:44 am

1 stop5h 31m

$372
Quickest round-trip

ChicagoCasper

ORD - CPR

ORDCPR

Chicago O'Hare Intl

Tue 9/1

4:20 pm-8:27 pm

1 stop5h 07m

Casper Natrona County

Sat 9/5

6:05 pm-11:59 pm

1 stop4h 54m

$388

ChicagoCasper

ORD - CPR

ORDCPR

Chicago O'Hare Intl

Fri 7/24

5:00 am-8:51 am

1 stop4h 51m

Casper Natrona County

Mon 7/27

6:13 pm-9:18 am

2 stops14h 05m

$503

ChicagoCasper

ORD - CPR

ORDCPR

Chicago O'Hare Intl

Sat 7/11

9:50 pm-10:46 am

1 stop13h 56m

Casper Natrona County

Sat 7/18

6:13 pm-12:44 am

1 stop5h 31m

$510

ChicagoCasper

ORD - CPR

ORDCPR

Chicago O'Hare Intl

Sat 6/27

9:30 pm-12:42 pm

2 stops16h 12m

Casper Natrona County

Wed 7/1

3:15 pm-12:44 am

1 stop8h 29m

$573

ChicagoCasper

ORD - CPR

ORDCPR

Chicago O'Hare Intl

Fri 6/26

5:00 am-10:46 am

1 stop6h 46m

Casper Natrona County

Sun 6/28

1:23 pm-10:49 pm

1 stop8h 26m

$609

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 resultsSorted by cheapest first
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See travel insights to Casper from

How to get the cheapest flight ticket from Chicago O'Hare Intl Airport to Casper

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 airline that flies from Chicago O'Hare Intl to Casper Natrona County?

United Airlines is the most popular carrier operating from Chicago O'Hare Intl to Casper Natrona County

When to book flights from Chicago O'Hare Intl Airport to Casper

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

Cheap Chicago O'Hare Intl Airport to Casper (ORD to CPR) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago O'Hare Intl Airport to Casper

Fastest flight time

4h 51m

Direct flights

None
The fastest flight from Chicago O'Hare Intl Airport to Casper takes 4h 51m
There are no direct flights from Chicago O'Hare Intl Airport to Casper. There are no popular flight routes from Chicago O'Hare Intl Airport to Casper.
Search flight deals

Frequently asked questions about flying from Chicago O'Hare Intl Airport to Casper

  • How far is Chicago O'Hare Intl to Casper Natrona County by plane?

    The distance between Chicago O'Hare Intl and Casper Natrona County is about 939.1 mi. By plane, this route typically takes 4h 51m.

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

    Prices for flights from Chicago O'Hare Intl Airport to Casper Natrona County Airport are updated daily.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago O'Hare Intl Airport to Casper Natrona County Airport.

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

    The travel and health documents you'll need for your trip to Casper Natrona County Airport 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 Casper Natrona County Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Chicago O'Hare Intl Airport to Casper?

Best airlines flying from Chicago O'Hare Intl Airport to Casper

Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to Casper with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $263Free CancellationRating
7.4
9,842 reviews
Search United Airlines flights

Traveling to a place near Casper?

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

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Chicago to Casper for you.

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

Yes. All flights to Casper from Chicago on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Chicago to Casper.

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