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Cheap flights from Cologne to Chicago from $382

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Cologne to Chicago departing on 10/4. 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

Find the cheapest flights from Cologne to Chicago

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
8:45 pm - 3:00 pmCGN  Cologne Köln/Bonn-ORD Chicago O'Hare Intl
24h 15m1 stop Vienna Intl
Multiple Airlines Logo
9:50 pm - 7:35 pmORD  Chicago O'Hare Intl-CGN Cologne Köln/Bonn
14h 45m1 stop Munich Franz Josef Strauss
$683Multiple Airlines
Fri, Oct 30 - Mon, Nov 9
Multiple Airlines Logo
8:40 pm - 1:20 pmCGN  Cologne Köln/Bonn-ORD Chicago O'Hare Intl
23h 40m1 stop Vienna Intl
Multiple Airlines Logo
3:35 pm - 7:30 pmORD  Chicago O'Hare Intl-CGN Cologne Köln/Bonn
20h 55m1 stop Munich Franz Josef Strauss
$686Multiple Airlines
Mon, Sep 21 - Sun, Sep 27
Multiple Airlines Logo
8:40 pm - 1:20 pmCGN  Cologne Köln/Bonn-ORD Chicago O'Hare Intl
23h 40m1 stop Vienna Intl
Multiple Airlines Logo
9:40 pm - 5:20 pmORD  Chicago O'Hare Intl-CGN Cologne Köln/Bonn
12h 40m1 stop Munich Franz Josef Strauss
$687Multiple Airlines
Mon, Sep 21 - Sun, Sep 27
Multiple Airlines Logo
8:40 pm - 1:20 pmCGN  Cologne Köln/Bonn-ORD Chicago O'Hare Intl
23h 40m1 stop Vienna Intl
Multiple Airlines Logo
6:00 pm - 12:25 pmORD  Chicago O'Hare Intl-CGN Cologne Köln/Bonn
11h 25m1 stop Munich Franz Josef Strauss
$689Multiple Airlines
Wed, Sep 30 - Wed, Oct 7
Multiple Airlines Logo
8:40 pm - 1:20 pmCGN  Cologne Köln/Bonn-ORD Chicago O'Hare Intl
23h 40m1 stop Vienna Intl
Multiple Airlines Logo
3:35 pm - 7:30 pmORD  Chicago O'Hare Intl-CGN Cologne Köln/Bonn
20h 55m1 stop Munich Franz Josef Strauss
$690Multiple Airlines
Mon, Sep 21 - Sun, Sep 27
Multiple Airlines Logo
8:40 pm - 1:20 pmCGN  Cologne Köln/Bonn-ORD Chicago O'Hare Intl
23h 40m1 stop Vienna Intl
Multiple Airlines Logo
6:00 pm - 12:25 pmORD  Chicago O'Hare Intl-CGN Cologne Köln/Bonn
11h 25m1 stop Munich Franz Josef Strauss
$691Multiple Airlines
Wed, Sep 9 - Mon, Sep 14
Multiple Airlines Logo
8:40 pm - 1:20 pmCGN  Cologne Köln/Bonn-ORD Chicago O'Hare Intl
23h 40m1 stop Vienna Intl
Multiple Airlines Logo
6:00 pm - 7:30 pmORD  Chicago O'Hare Intl-CGN Cologne Köln/Bonn
18h 30m1 stop Munich Franz Josef Strauss
$693Multiple Airlines
Mon, Sep 21 - Mon, Sep 28
Multiple Airlines Logo
9:40 am - 4:50 pmCGN  Cologne Köln/Bonn-ORD Chicago O'Hare Intl
38h 10m2 stops Vienna Intl Toronto Pearson Intl
Multiple Airlines Logo
10:05 am - 12:25 pmORD  Chicago O'Hare Intl-CGN Cologne Köln/Bonn
19h 20m2 stops Toronto Pearson Intl Munich Franz Josef Strauss
$699Multiple Airlines
Thu, Dec 24 - Thu, Jan 21
Lufthansa Logo
9:20 am - 9:30 pmCGN  Cologne Köln/Bonn-ORD Chicago O'Hare Intl
18h 10m2 stops Munich Franz Josef Strauss Denver Intl
Lufthansa Logo
2:30 pm - 7:35 pmORD  Chicago O'Hare Intl-CGN Cologne Köln/Bonn
22h 05m2 stops Denver Intl Munich Franz Josef Strauss
$704Lufthansa
Fri, Oct 30 - Mon, Nov 9
United Airlines Logo
1:35 pm - 6:25 pmCGN  Cologne Köln/Bonn-ORD Chicago O'Hare Intl
11h 50m1 stop Munich Franz Josef Strauss
United Airlines Logo
6:00 pm - 4:55 pmORD  Chicago O'Hare Intl-CGN Cologne Köln/Bonn
15h 55m1 stop Munich Franz Josef Strauss
$706United Airlines
Thu, Dec 24 - Sun, Jan 24

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Lufthansa flights from Cologne to Chicago O'Hare Intl Airport

Our best Lufthansa deals on Cologne to Chicago O'Hare Intl Airport flight tickets
Lufthansa
Oct 30
CGN9:20 amCologne Köln/Bonn
18h 10m
2 stops
ORD9:30 pmChicago O'Hare Intl
Nov 9
ORD2:30 pmChicago O'Hare Intl
22h 05m
2 stops
CGN7:35 pmCologne Köln/Bonn
$704
Lufthansa
Sep 21
CGN8:10 pmCologne Köln/Bonn
23h 45m
2 stops
ORD12:55 pmChicago O'Hare Intl
Sep 27
ORD6:00 pmChicago O'Hare Intl
11h 25m
1 stop
CGN12:25 pmCologne Köln/Bonn
$734
Lufthansa
Dec 25
CGN1:10 pmCologne Köln/Bonn
32h 00m
1 stop
ORD2:10 pmChicago O'Hare Intl
Jan 20
ORD6:00 pmChicago O'Hare Intl
11h 50m
1 stop
CGN12:50 pmCologne Köln/Bonn
$739

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

Our best United Airlines deals on Cologne to Chicago O'Hare Intl Airport flight tickets
United Airlines
Dec 24
CGN1:35 pmCologne Köln/Bonn
11h 50m
1 stop
ORD6:25 pmChicago O'Hare Intl
Jan 22
ORD4:10 pmChicago O'Hare Intl
17h 45m
2 stops
CGN4:55 pmCologne Köln/Bonn
$706
United Airlines
Dec 24
CGN1:35 pmCologne Köln/Bonn
11h 50m
1 stop
ORD6:25 pmChicago O'Hare Intl
Jan 22
ORD4:10 pmChicago O'Hare Intl
17h 45m
2 stops
CGN4:55 pmCologne Köln/Bonn
$707
United Airlines
Jan 31
CGN9:20 amCologne Köln/Bonn
16h 05m
1 stop
ORD6:25 pmChicago O'Hare Intl
Feb 6
ORD6:00 pmChicago O'Hare Intl
15h 55m
1 stop
CGN4:55 pmCologne Köln/Bonn
$708

momondo Fare Finder

 
Customize your flight search to find flights from Cologne to Chicago O'Hare Intl Airport 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 August 18, 2026.
Use the filters below to find and compare flights from Cologne to Chicago O'Hare Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

CologneChicago

CGN Cologne Köln/Bonn - ORD Chicago O'Hare Intl

CGNORD

Cologne Köln/Bonn

Fri 10/30

8:45 pm-3:00 pm

1 stop24h 15m

Chicago O'Hare Intl

Mon 11/9

9:50 pm-7:35 pm

1 stop14h 45m

$683

CologneChicago

CGN Cologne Köln/Bonn - ORD Chicago O'Hare Intl

CGNORD

Cologne Köln/Bonn

Mon 9/21

8:40 pm-1:20 pm

1 stop23h 40m

Chicago O'Hare Intl

Sun 9/27

3:35 pm-7:30 pm

1 stop20h 55m

$686

CologneChicago

CGN Cologne Köln/Bonn - ORD Chicago O'Hare Intl

CGNORD

Cologne Köln/Bonn

Mon 9/21

8:40 pm-1:20 pm

1 stop23h 40m

Chicago O'Hare Intl

Sun 9/27

9:40 pm-5:20 pm

1 stop12h 40m

$687

CologneChicago

CGN Cologne Köln/Bonn - ORD Chicago O'Hare Intl

CGNORD

Cologne Köln/Bonn

Wed 9/30

8:40 pm-1:20 pm

1 stop23h 40m

Chicago O'Hare Intl

Wed 10/7

6:00 pm-12:25 pm

1 stop11h 25m

$689

CologneChicago

CGN Cologne Köln/Bonn - ORD Chicago O'Hare Intl

CGNORD

Cologne Köln/Bonn

Mon 9/21

8:40 pm-1:20 pm

1 stop23h 40m

Chicago O'Hare Intl

Sun 9/27

3:35 pm-7:30 pm

1 stop20h 55m

$690

CologneChicago

CGN Cologne Köln/Bonn - ORD Chicago O'Hare Intl

CGNORD

Cologne Köln/Bonn

Wed 9/9

8:40 pm-1:20 pm

1 stop23h 40m

Chicago O'Hare Intl

Mon 9/14

6:00 pm-12:25 pm

1 stop11h 25m

$691

CologneChicago

CGN Cologne Köln/Bonn - ORD Chicago O'Hare Intl

CGNORD

Cologne Köln/Bonn

Mon 9/21

8:40 pm-1:20 pm

1 stop23h 40m

Chicago O'Hare Intl

Mon 9/28

6:00 pm-7:30 pm

1 stop18h 30m

$693

CologneChicago

CGN Cologne Köln/Bonn - ORD Chicago O'Hare Intl

CGNORD

Cologne Köln/Bonn

Thu 12/24

9:40 am-4:50 pm

2 stops38h 10m

Chicago O'Hare Intl

Thu 1/21

10:05 am-12:25 pm

2 stops19h 20m

$699

CologneChicago

CGN Cologne Köln/Bonn - ORD Chicago O'Hare Intl

CGNORD

Cologne Köln/Bonn

Fri 10/30

9:20 am-9:30 pm

2 stops18h 10m

Chicago O'Hare Intl

Mon 11/9

2:30 pm-7:35 pm

2 stops22h 05m

$704
Quickest round-trip

CologneChicago

CGN Cologne Köln/Bonn - ORD Chicago O'Hare Intl

CGNORD

Cologne Köln/Bonn

Thu 12/24

1:35 pm-6:25 pm

1 stop11h 50m

Chicago O'Hare Intl

Sun 1/24

6:00 pm-4:55 pm

1 stop15h 55m

$706

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Chicago from

How to get the cheapest flight ticket from Cologne 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 airlines fly to Chicago O'Hare Intl Airport?

Lufthansa, United Airlines and Scandinavian Airlines are the top three most popular airlines that fly to Chicago O'Hare Intl Airport from Cologne according to our data. Lufthansa is the first choice among our users, with 58% of people opting to fly with this airline when traveling to Chicago O'Hare Intl Airport. Keep in mind that there are 3 different airlines that fly to Chicago O'Hare Intl Airport on a routine basis, so you have a few additional options to choose from.

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

Are you open to changing your travel dates? Check out the ideal times to fly from Cologne 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 Cologne to Chicago O'Hare Intl Airport (CGN to ORD) flight deals and tips

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

Best Price Found

$382

Fastest flight time

13h 35m

Direct flights

None
The best one-way flight to Chicago O'Hare Intl Airport from Cologne in the past 72 hours is $382. The best round-trip flight deal from Cologne to Chicago O'Hare Intl Airport found on momondo in the last 72 hours is $683.
The fastest flight from Cologne to Chicago O'Hare Intl Airport takes 13h 35m
There are no direct flights from Cologne to Chicago O'Hare Intl Airport. There are no popular flight routes from Cologne to Chicago O'Hare Intl Airport.
Search flight deals

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

  • How far is Cologne Köln/Bonn to Chicago O'Hare Intl by plane?

    Chicago O'Hare Intl is 4234.8 mi away from Cologne Köln/Bonn. 13h 35m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Cologne Köln/Bonn Airport to Chicago O'Hare Intl Airport?

    Prices for flights from Cologne Köln/Bonn Airport to Chicago O'Hare Intl Airport were last updated today.

  • How old do you have to be to fly from Cologne Köln/Bonn Airport to Chicago O'Hare Intl Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Cologne Köln/Bonn 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 you'll need for your trip to Chicago O'Hare Intl 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 Chicago O'Hare Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Lake Geneva
Schaumburg
Merrillville
Rockford
South Haven
Gurnee
Rosemont
Oak Brook
Orland Park
Naperville
Joliet
New Buffalo
Kenosha
Hammond
Racine
Aurora
Janesville
Elgin
Evanston
South Holland

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Chicago from Cologne.

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

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

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

Once you have performed a search for Cologne to Chicago flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to Chicago from Cologne are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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