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

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

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Casper Natrona County Airport to Chicago O'Hare Intl Airport.

What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?

The travel and health documents required for your trip to Chicago O'Hare Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Chicago O'Hare Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$323 Cheap Flights from Casper to Chicago O'Hare Intl Airport in 2026/27

Find the cheapest flights from Casper to Chicago

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

1:29 pm - 8:29 pmCPR Casper Natrona County-ORD Chicago O'Hare Intl

6h 00m1 stop Denver Intl

7:00 am - 10:49 amORD Chicago O'Hare Intl-CPR Casper Natrona County

4h 49m1 stop Denver Intl

$408United Airlines

Tue, Nov 10 - Sat, Nov 14

5:57 pm - 11:59 pmCPR Casper Natrona County-ORD Chicago O'Hare Intl

5h 02m1 stop Denver Intl

8:40 am - 12:48 pmORD Chicago O'Hare Intl-CPR Casper Natrona County

5h 08m1 stop Denver Intl

$453United Airlines

Tue, Nov 24 - Fri, Nov 27

7:00 am - 1:11 pmCPR Casper Natrona County-ORD Chicago O'Hare Intl

5h 11m1 stop Denver Intl

10:47 am - 5:20 pmORD Chicago O'Hare Intl-CPR Casper Natrona County

7h 33m1 stop Denver Intl

$458United Airlines

Tue, Jan 26 - Sat, Jan 30

9:00 am - 2:55 pmCPR Casper Natrona County-ORD Chicago O'Hare Intl

4h 55m1 stop Denver Intl

10:25 am - 8:34 pmORD Chicago O'Hare Intl-CPR Casper Natrona County

11h 09m2 stops Minneapolis St Paul Denver Intl

$547United Airlines

Tue, Jan 26 - Sat, Jan 30

1:29 pm - 8:29 pmCPR Casper Natrona County-ORD Chicago O'Hare Intl

6h 00m1 stop Denver Intl

3:40 pm - 12:48 pmORD Chicago O'Hare Intl-CPR Casper Natrona County

22h 08m2 stops Kearney Denver Intl

$582United Airlines

Tue, Nov 24 - Fri, Nov 27

3:13 pm - 6:18 amCPR Casper Natrona County-ORD Chicago O'Hare Intl

14h 05m2 stops Denver Intl Moline Quad-City

10:55 am - 6:53 pmORD Chicago O'Hare Intl-CPR Casper Natrona County

8h 58m1 stop Denver Intl

$698United Airlines

Wed, Nov 11 - Sun, Nov 15

3:13 pm - 9:30 pmCPR Casper Natrona County-ORD Chicago O'Hare Intl

5h 17m1 stop Denver Intl

4:20 pm - 9:59 pmORD Chicago O'Hare Intl-CPR Casper Natrona County

6h 39m2 stops Sioux City Sioux Gateway Denver Intl

$708United Airlines

Tue, Nov 10 - Sat, Nov 14

10:06 am - 8:00 pmCPR Casper Natrona County-ORD Chicago O'Hare Intl

8h 54m1 stop Denver Intl

1:00 pm - 9:59 pmORD Chicago O'Hare Intl-CPR Casper Natrona County

9h 59m1 stop Denver Intl

$724United Airlines

Wed, Dec 23 - Mon, Dec 28

1:29 pm - 8:29 pmCPR Casper Natrona County-ORD Chicago O'Hare Intl

6h 00m1 stop Denver Intl

9:00 pm - 1:05 amORD Chicago O'Hare Intl-CPR Casper Natrona County

5h 05m1 stop Denver Intl

$765United Airlines

Wed, Nov 25 - Sun, Nov 29

5:57 pm - 11:59 pmCPR Casper Natrona County-ORD Chicago O'Hare Intl

5h 02m1 stop Denver Intl

3:35 pm - 1:05 amORD Chicago O'Hare Intl-CPR Casper Natrona County

10h 30m2 stops Wichita Eisenhower National Denver Intl

$799United Airlines

Wed, Nov 25 - Sun, Nov 29

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

Our best United Airlines deals on Casper to Chicago O'Hare Intl Airport flight tickets

United Airlines

Nov 10

CPR1:29 pmCasper Natrona County

6h 00m

1 stop

ORD8:29 pmChicago O'Hare Intl

Nov 14

ORD7:00 amChicago O'Hare Intl

4h 49m

1 stop

CPR10:49 amCasper Natrona County

$408

United Airlines

Nov 24

CPR5:57 pmCasper Natrona County

5h 02m

1 stop

ORD11:59 pmChicago O'Hare Intl

Nov 27

ORD8:40 amChicago O'Hare Intl

5h 08m

1 stop

CPR12:48 pmCasper Natrona County

$453

United Airlines

Jan 26

CPR7:00 amCasper Natrona County

5h 11m

1 stop

ORD1:11 pmChicago O'Hare Intl

Jan 30

ORD10:47 amChicago O'Hare Intl

7h 33m

1 stop

CPR5:20 pmCasper Natrona County

$458

momondo Fare Finder

Use the filters below to find and compare flights from Casper to Chicago O'Hare Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

CasperChicago

CPR Casper Natrona County - ORD Chicago O'Hare Intl

CPRORD

Casper Natrona County

Tue 11/10

1:29 pm-8:29 pm

1 stop6h 00m

Chicago O'Hare Intl

Sat 11/14

7:00 am-10:49 am

1 stop4h 49m

$408

Quickest round-trip

CasperChicago

CPR Casper Natrona County - ORD Chicago O'Hare Intl

CPRORD

Casper Natrona County

Tue 11/24

5:57 pm-11:59 pm

1 stop5h 02m

Chicago O'Hare Intl

Fri 11/27

8:40 am-12:48 pm

1 stop5h 08m

$453

CasperChicago

CPR Casper Natrona County - ORD Chicago O'Hare Intl

CPRORD

Casper Natrona County

Tue 1/26

7:00 am-1:11 pm

1 stop5h 11m

Chicago O'Hare Intl

Sat 1/30

10:47 am-5:20 pm

1 stop7h 33m

$458

CasperChicago

CPR Casper Natrona County - ORD Chicago O'Hare Intl

CPRORD

Casper Natrona County

Tue 1/26

9:00 am-2:55 pm

1 stop4h 55m

Chicago O'Hare Intl

Sat 1/30

10:25 am-8:34 pm

2 stops11h 09m

$547

CasperChicago

CPR Casper Natrona County - ORD Chicago O'Hare Intl

CPRORD

Casper Natrona County

Tue 11/24

1:29 pm-8:29 pm

1 stop6h 00m

Chicago O'Hare Intl

Fri 11/27

3:40 pm-12:48 pm

2 stops22h 08m

$582

CasperChicago

CPR Casper Natrona County - ORD Chicago O'Hare Intl

CPRORD

Casper Natrona County

Wed 11/11

3:13 pm-6:18 am

2 stops14h 05m

Chicago O'Hare Intl

Sun 11/15

10:55 am-6:53 pm

1 stop8h 58m

$698

CasperChicago

CPR Casper Natrona County - ORD Chicago O'Hare Intl

CPRORD

Casper Natrona County

Tue 11/10

3:13 pm-9:30 pm

1 stop5h 17m

Chicago O'Hare Intl

Sat 11/14

4:20 pm-9:59 pm

2 stops6h 39m

$708

CasperChicago

CPR Casper Natrona County - ORD Chicago O'Hare Intl

CPRORD

Casper Natrona County

Wed 12/23

10:06 am-8:00 pm

1 stop8h 54m

Chicago O'Hare Intl

Mon 12/28

1:00 pm-9:59 pm

1 stop9h 59m

$724

CasperChicago

CPR Casper Natrona County - ORD Chicago O'Hare Intl

CPRORD

Casper Natrona County

Wed 11/25

1:29 pm-8:29 pm

1 stop6h 00m

Chicago O'Hare Intl

Sun 11/29

9:00 pm-1:05 am

1 stop5h 05m

$765

CasperChicago

CPR Casper Natrona County - ORD Chicago O'Hare Intl

CPRORD

Casper Natrona County

Wed 11/25

5:57 pm-11:59 pm

1 stop5h 02m

Chicago O'Hare Intl

Sun 11/29

3:35 pm-1:05 am

2 stops10h 30m

$799

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first

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

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 Casper Natrona County to Chicago O'Hare Intl?

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

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

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

Estimated round-trip price

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

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

Best Price Found	$323
Fastest flight time	5h 11m
Direct flights	None

The best one-way flight to Chicago O'Hare Intl Airport from Casper in the past 72 hours is $323. The best round-trip flight deal from Casper to Chicago O'Hare Intl Airport found on momondo in the last 72 hours is $408.

The fastest flight from Casper to Chicago O'Hare Intl Airport takes 5h 11m

There are no direct flights from Casper to Chicago O'Hare Intl Airport. There are no popular flight routes from Casper to Chicago O'Hare Intl Airport.

Search flight deals

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

How far is Casper Natrona County to Chicago O'Hare Intl by plane?
The distance between Casper Natrona County and Chicago O'Hare Intl is about 939.1 mi. A reasonable flight in good conditions will take 5h 11m.
When did momondo last update prices for flights from Casper Natrona County Airport to Chicago O'Hare Intl Airport?
Prices for flights from Casper Natrona County Airport to Chicago O'Hare Intl Airport refresh daily.
How old do you have to be to fly from Casper Natrona County Airport to Chicago O'Hare Intl Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Casper Natrona County Airport to Chicago O'Hare Intl Airport.
What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?
The travel and health documents required for your trip to Chicago O'Hare Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Chicago O'Hare Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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

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

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

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Of course. momondo tracks the price of Casper to Chicago flights. All you need is a valid email address and we will do the rest; it is that quick and easy.