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Cheap flights from Chicago O'Hare Intl Airport to Cologne from $355

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 Cologne departing on 8/3. 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 O'Hare Intl Airport to Cologne

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
8:45 am - 3:45 pm
ORD
-
CGN
24h 00m
3 stops
Multiple Airlines Logo
5:50 pm - 9:25 pm
CGN
-
ORD
34h 35m
2 stops
$934Multiple Airlines
Wed, Aug 19 - Fri, Aug 28
Multiple Airlines Logo
3:35 pm - 1:05 am
ORD
-
CGN
26h 30m
2 stops
Multiple Airlines Logo
5:50 pm - 9:25 pm
CGN
-
ORD
34h 35m
2 stops
$936Multiple Airlines
Wed, Aug 19 - Fri, Aug 28
Turkish Airlines Logo
11:25 am - 9:25 am
ORD
-
CGN
15h 00m
1 stop
Turkish Airlines Logo
2:50 pm - 9:40 am
CGN
-
ORD
25h 50m
1 stop
$944Turkish Airlines
Wed, Aug 19 - Fri, Aug 28
Multiple Airlines Logo
8:50 am - 5:20 pm
ORD
-
CGN
25h 30m
2 stops
Multiple Airlines Logo
10:50 pm - 12:40 pm
CGN
-
ORD
20h 50m
2 stops
$962Multiple Airlines
Wed, Jun 10 - Wed, Jun 17
Multiple Airlines Logo
10:00 am - 10:50 pm
ORD
-
CGN
29h 50m
2 stops
Multiple Airlines Logo
11:45 am - 4:00 pm
CGN
-
ORD
35h 15m
2 stops
$975Multiple Airlines
Mon, Jun 1 - Thu, Jun 11
Multiple Airlines Logo
10:00 am - 10:50 pm
ORD
-
CGN
29h 50m
2 stops
Multiple Airlines Logo
6:50 pm - 8:16 pm
CGN
-
ORD
32h 26m
3 stops
$1,000Multiple Airlines
Mon, Jun 1 - Thu, Jun 11
Multiple Airlines Logo
3:45 pm - 3:45 pm
ORD
-
CGN
17h 00m
2 stops
Multiple Airlines Logo
10:55 pm - 2:00 pm
CGN
-
ORD
22h 05m
1 stop
$1,004Multiple Airlines
Wed, Aug 19 - Fri, Aug 28
Multiple Airlines Logo
11:05 am - 5:20 pm
ORD
-
CGN
23h 15m
2 stops
Multiple Airlines Logo
8:10 pm - 6:15 pm
CGN
-
ORD
29h 05m
1 stop
$1,044Multiple Airlines
Sun, Jul 5 - Mon, Jul 20
Multiple Airlines Logo
7:25 am - 1:35 pm
ORD
-
CGN
23h 10m
3 stops
Multiple Airlines Logo
10:50 pm - 12:40 pm
CGN
-
ORD
20h 50m
2 stops
$1,047Multiple Airlines
Wed, Jun 10 - Wed, Jun 17
Multiple Airlines Logo
3:45 pm - 10:50 pm
ORD
-
CGN
24h 05m
2 stops
Multiple Airlines Logo
9:30 pm - 2:55 pm
CGN
-
ORD
24h 25m
2 stops
$1,049Multiple Airlines
Mon, Jul 13 - Sun, Jul 26

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

Our best Turkish Airlines deals on Chicago O'Hare Intl Airport to Cologne flight tickets
Turkish Airlines
Aug 19
ORD11:25 amChicago O'Hare Intl
15h 00m
1 stop
CGN9:25 amCologne Köln/Bonn
Aug 28
CGN2:50 pmCologne Köln/Bonn
25h 50m
1 stop
ORD9:40 amChicago O'Hare Intl
$944
Turkish Airlines
May 26
ORD11:25 amChicago O'Hare Intl
15h 00m
1 stop
CGN9:25 amCologne Köln/Bonn
May 29
CGN10:25 amCologne Köln/Bonn
30h 15m
1 stop
ORD9:40 amChicago O'Hare Intl
$1,503

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

Our best Austrian Airlines deals on Chicago O'Hare Intl Airport to Cologne flight tickets
Austrian Airlines
May 28
ORD4:20 pmChicago O'Hare Intl
20h 35m
1 stop
CGN7:55 pmCologne Köln/Bonn
Jun 1
CGN8:40 pmCologne Köln/Bonn
23h 40m
1 stop
ORD1:20 pmChicago O'Hare Intl
$1,411
Austrian Airlines
May 28
ORD4:20 pmChicago O'Hare Intl
20h 35m
1 stop
CGN7:55 pmCologne Köln/Bonn
Jun 1
CGN8:40 pmCologne Köln/Bonn
23h 40m
1 stop
ORD1:20 pmChicago O'Hare Intl
$1,412
Austrian Airlines
May 28
ORD4:20 pmChicago O'Hare Intl
20h 35m
1 stop
CGN7:55 pmCologne Köln/Bonn
Jun 1
CGN9:35 amCologne Köln/Bonn
34h 45m
1 stop
ORD1:20 pmChicago O'Hare Intl
$1,478

momondo Fare Finder

 
Customize your flight search to find flights from Chicago O'Hare Intl Airport to Cologne 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 May 16, 2026.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Cologne that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoCologne

ORD - CGN

ORDCGN

Chicago O'Hare Intl

Wed 8/19

8:45 am-3:45 pm

3 stops24h 00m

Cologne Köln/Bonn

Fri 8/28

5:50 pm-9:25 pm

2 stops34h 35m

$934

ChicagoCologne

ORD - CGN

ORDCGN

Chicago O'Hare Intl

Wed 8/19

3:35 pm-1:05 am

2 stops26h 30m

Cologne Köln/Bonn

Fri 8/28

5:50 pm-9:25 pm

2 stops34h 35m

$936

ChicagoCologne

ORD - CGN

ORDCGN

Chicago O'Hare Intl

Wed 8/19

11:25 am-9:25 am

1 stop15h 00m

Cologne Köln/Bonn

Fri 8/28

2:50 pm-9:40 am

1 stop25h 50m

$944

ChicagoCologne

ORD - CGN

ORDCGN

Chicago O'Hare Intl

Wed 6/10

8:50 am-5:20 pm

2 stops25h 30m

Cologne Köln/Bonn

Wed 6/17

10:50 pm-12:40 pm

2 stops20h 50m

$962

ChicagoCologne

ORD - CGN

ORDCGN

Chicago O'Hare Intl

Mon 6/1

10:00 am-10:50 pm

2 stops29h 50m

Cologne Köln/Bonn

Thu 6/11

11:45 am-4:00 pm

2 stops35h 15m

$975

ChicagoCologne

ORD - CGN

ORDCGN

Chicago O'Hare Intl

Mon 6/1

10:00 am-10:50 pm

2 stops29h 50m

Cologne Köln/Bonn

Thu 6/11

6:50 pm-8:16 pm

3 stops32h 26m

$1,000
Quickest round-trip

ChicagoCologne

ORD - CGN

ORDCGN

Chicago O'Hare Intl

Wed 8/19

3:45 pm-3:45 pm

2 stops17h 00m

Cologne Köln/Bonn

Fri 8/28

10:55 pm-2:00 pm

1 stop22h 05m

$1,004

ChicagoCologne

ORD - CGN

ORDCGN

Chicago O'Hare Intl

Sun 7/5

11:05 am-5:20 pm

2 stops23h 15m

Cologne Köln/Bonn

Mon 7/20

8:10 pm-6:15 pm

1 stop29h 05m

$1,044

ChicagoCologne

ORD - CGN

ORDCGN

Chicago O'Hare Intl

Wed 6/10

7:25 am-1:35 pm

3 stops23h 10m

Cologne Köln/Bonn

Wed 6/17

10:50 pm-12:40 pm

2 stops20h 50m

$1,047

ChicagoCologne

ORD - CGN

ORDCGN

Chicago O'Hare Intl

Mon 7/13

3:45 pm-10:50 pm

2 stops24h 05m

Cologne Köln/Bonn

Sun 7/26

9:30 pm-2:55 pm

2 stops24h 25m

$1,049

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 Cologne from

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

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 Cologne?

Lufthansa, United Airlines and Scandinavian Airlines are the top three most popular airlines that fly to Cologne from Chicago O'Hare Intl Airport according to our data. Lufthansa is the first choice among our users, with 34% of people opting to fly with this airline when traveling to Cologne. Keep in mind that there are 11 different airlines that fly to Cologne on a routine basis, so you have a few additional options to choose from.

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

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

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

Fastest flight time

11h 50m

Direct flights

None
The fastest flight from Chicago O'Hare Intl Airport to Cologne takes 11h 50m
There are no direct flights from Chicago O'Hare Intl Airport to Cologne. There are no popular flight routes from Chicago O'Hare Intl Airport to Cologne.
Search flight deals

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

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

    A flight from Chicago O'Hare Intl to Cologne Köln/Bonn will travel around 4234.8 mi. In terms of flight time, this usually takes a little over 11h 50m.

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

    Prices for flights from Chicago O'Hare Intl Airport to Cologne Köln/Bonn Airport are updated daily.

  • How many operators does momondo search for flights from Chicago O'Hare Intl Airport to Cologne Köln/Bonn Airport?

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

  • What documentation or ID do you need to fly to Cologne Köln/Bonn Airport?

    The required travel and health documents for your Cologne Köln/Bonn Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Cologne Köln/Bonn Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

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

Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to Cologne with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom $695Free CancellationRating
6.7
7,982 reviews
Search British Airways flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Chicago to Cologne. momondo saves you time and could save you money on your trip.

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

Yes. momondo enables you to select and highlight flights to Cologne from Chicago with this policy.

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

momondo provides multiple filters to help you find the best flight to Cologne from Chicago. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Price alerts on flights to Cologne from Chicago 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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