Cheap flights from Chicago O'Hare Intl Airport to Cologne from $332

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 10/23. 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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Find the cheapest flights from Chicago O'Hare Intl Airport to Cologne

Cheap round-trip flights

British Airways Logo
5:10 pm - 4:30 pmORD-CGN
16h 20m1 stop
British Airways Logo
5:05 pm - 1:50 pmCGN-ORD
27h 45m1 stop
$592British Airways
Find Deal
Tue, Nov 18 - Thu, Dec 4
British Airways Logo
5:40 pm - 9:25 pmORD-CGN
20h 45m1 stop
British Airways Logo
9:15 pm - 11:50 amCGN-ORD
21h 35m1 stop
$616British Airways
Find Deal
Tue, Oct 7 - Mon, Oct 13
British Airways Logo
5:40 pm - 2:20 pmORD-CGN
13h 40m1 stop
British Airways Logo
9:15 pm - 11:50 amCGN-ORD
21h 35m1 stop
$621British Airways
Find Deal
Mon, Sep 8 - Mon, Sep 22
British Airways Logo
8:40 pm - 8:30 pmORD-CGN
16h 50m1 stop
British Airways Logo
9:15 pm - 11:50 amCGN-ORD
21h 35m1 stop
$622British Airways
Find Deal
Mon, Sep 8 - Mon, Sep 22
 Logo
10:40 am - 6:10 pmORD-CGN
24h 30m2 stops
 Logo
6:05 pm - 3:04 pmCGN-ORD
27h 59m3 stops
Mon, Sep 22 - Mon, Sep 29
 Logo
12:00 pm - 6:10 pmORD-CGN
23h 10m3 stops
 Logo
6:05 pm - 3:04 pmCGN-ORD
27h 59m3 stops
Mon, Sep 22 - Mon, Sep 29
Turkish Airlines Logo
11:45 pm - 9:30 amORD-CGN
26h 45m1 stop
Turkish Airlines Logo
10:30 am - 9:40 amCGN-ORD
30h 10m1 stop
$752Turkish Airlines
Find Deal
Sat, Sep 27 - Thu, Oct 2
American Airlines Logo
3:09 pm - 2:20 pmORD-CGN
16h 11m2 stops
American Airlines Logo
3:30 pm - 9:27 amCGN-ORD
24h 57m2 stops
$763American Airlines
Find Deal
Mon, Sep 22 - Tue, Oct 7
Turkish Airlines Logo
7:50 pm - 9:30 amORD-CGN
30h 40m1 stop
Turkish Airlines Logo
7:10 pm - 9:40 amCGN-ORD
21h 30m1 stop
$781Turkish Airlines
Find Deal
Sat, Sep 27 - Wed, Oct 1
American Airlines Logo
4:06 pm - 4:30 pmORD-CGN
17h 24m2 stops
American Airlines Logo
12:00 pm - 5:00 pmCGN-ORD
12h 00m1 stop
$794American Airlines
Find Deal
Tue, Nov 18 - Wed, Dec 3

British Airways flights from Chicago O'Hare Intl Airport to Cologne

Our best British Airways deals on Chicago O'Hare Intl Airport to Cologne flight tickets
British Airways
Nov 18
ORD5:10 pmChicago O'Hare Intl
16h 20m
1 stop
CGN4:30 pmCologne Köln/Bonn
Dec 4
CGN5:05 pmCologne Köln/Bonn
27h 45m
1 stop
ORD1:50 pmChicago O'Hare Intl
British Airways
Oct 7
ORD5:40 pmChicago O'Hare Intl
20h 45m
1 stop
CGN9:25 pmCologne Köln/Bonn
Oct 13
CGN9:15 pmCologne Köln/Bonn
21h 35m
1 stop
ORD11:50 amChicago O'Hare Intl
British Airways
Sep 8
ORD5:40 pmChicago O'Hare Intl
13h 40m
1 stop
CGN2:20 pmCologne Köln/Bonn
Sep 22
CGN9:15 pmCologne Köln/Bonn
21h 35m
1 stop
ORD11:50 amChicago O'Hare Intl

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
Sep 27
ORD11:45 pmChicago O'Hare Intl
26h 45m
1 stop
CGN9:30 amCologne Köln/Bonn
Oct 2
CGN10:30 amCologne Köln/Bonn
30h 10m
1 stop
ORD9:40 amChicago O'Hare Intl
Turkish Airlines
Sep 27
ORD7:50 pmChicago O'Hare Intl
30h 40m
1 stop
CGN9:30 amCologne Köln/Bonn
Oct 1
CGN7:10 pmCologne Köln/Bonn
21h 30m
1 stop
ORD9:40 amChicago O'Hare Intl
Turkish Airlines
Sep 26
ORD11:25 amChicago O'Hare Intl
15h 05m
1 stop
CGN9:30 amCologne Köln/Bonn
Oct 1
CGN7:10 pmCologne Köln/Bonn
21h 30m
1 stop
ORD9:40 amChicago O'Hare Intl

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 August 11, 2025.
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

ChicagoCologne

ORD - CGN

ORDCGN

Chicago O'Hare Intl

Tue 11/18

5:10 pm-4:30 pm

1 stop16h 20m

Cologne Köln/Bonn

Thu 12/4

5:05 pm-1:50 pm

1 stop27h 45m

$592

ChicagoCologne

ORD - CGN

ORDCGN

Chicago O'Hare Intl

Tue 10/7

5:40 pm-9:25 pm

1 stop20h 45m

Cologne Köln/Bonn

Mon 10/13

9:15 pm-11:50 am

1 stop21h 35m

$616

ChicagoCologne

ORD - CGN

ORDCGN

Chicago O'Hare Intl

Mon 9/8

5:40 pm-2:20 pm

1 stop13h 40m

Cologne Köln/Bonn

Mon 9/22

9:15 pm-11:50 am

1 stop21h 35m

$621

ChicagoCologne

ORD - CGN

ORDCGN

Chicago O'Hare Intl

Mon 9/8

8:40 pm-8:30 pm

1 stop16h 50m

Cologne Köln/Bonn

Mon 9/22

9:15 pm-11:50 am

1 stop21h 35m

$622

ChicagoCologne

ORD - CGN

ORDCGN

Chicago O'Hare Intl

Mon 9/22

10:40 am-6:10 pm

2 stops24h 30m

Cologne Köln/Bonn

Mon 9/29

6:05 pm-3:04 pm

3 stops27h 59m

$632

ChicagoCologne

ORD - CGN

ORDCGN

Chicago O'Hare Intl

Mon 9/22

12:00 pm-6:10 pm

3 stops23h 10m

Cologne Köln/Bonn

Mon 9/29

6:05 pm-3:04 pm

3 stops27h 59m

$640

ChicagoCologne

ORD - CGN

ORDCGN

Chicago O'Hare Intl

Sat 9/27

11:45 pm-9:30 am

1 stop26h 45m

Cologne Köln/Bonn

Thu 10/2

10:30 am-9:40 am

1 stop30h 10m

$752

ChicagoCologne

ORD - CGN

ORDCGN

Chicago O'Hare Intl

Mon 9/22

3:09 pm-2:20 pm

2 stops16h 11m

Cologne Köln/Bonn

Tue 10/7

3:30 pm-9:27 am

2 stops24h 57m

$763

ChicagoCologne

ORD - CGN

ORDCGN

Chicago O'Hare Intl

Sat 9/27

7:50 pm-9:30 am

1 stop30h 40m

Cologne Köln/Bonn

Wed 10/1

7:10 pm-9:40 am

1 stop21h 30m

$781

ChicagoCologne

ORD - CGN

ORDCGN

Chicago O'Hare Intl

Tue 11/18

4:06 pm-4:30 pm

2 stops17h 24m

Cologne Köln/Bonn

Wed 12/3

12:00 pm-5:00 pm

1 stop12h 00m

$794

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 is the cheapest month to fly to Cologne?

The cheapest month to fly to Cologne from Chicago O'Hare Intl Airport is in February. Flight prices, which tend to average around $605, are often lower during this time because this is during the off-season. If you are unable to visit Cologne during the month of February, then departing from Chicago O'Hare Intl Airport during the month January is also very affordable. Most momondo users find prices during this month for around $656.

What is the cheapest day to depart on your flight to Cologne?

The cheapest day to depart from Chicago O'Hare Intl Airport to Cologne is on a Thursday when prices can be found for as low as $872. On the other hand, Monday is the most expensive day to depart from Chicago O'Hare Intl Airport because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,547.

What is the cheapest time of day to depart on your flight to Cologne?

The cheapest time of day to fly to Cologne is in the morning when flights can be purchased for as low as $879. In the afternoon is when there is more demand to fly to Cologne, so prices are often more expensive at around $1,181 per ticket.

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

Best Price Found

$332

Fastest flight time

10h 55m

Direct flights

None

Airports in Cologne

1 airport
The best one-way flight to Cologne from Chicago O'Hare Intl Airport in the past 72 hours is $332. The best round-trip flight deal from Chicago O'Hare Intl Airport to Cologne found on momondo in the last 72 hours is $592.
The fastest flight from Chicago O'Hare Intl Airport to Cologne takes 10h 55m
There are no direct flights from Chicago O'Hare Intl Airport to Cologne. Popular non-direct route for this connection is Chicago O'Hare Intl Airport - Cologne Köln/Bonn Airport.
There is 1 airport near Cologne: Cologne Köln/Bonn (CGN)
  • 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 10h 55m.

  • 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 $560Free CancellationRating
6.6
7,261 reviews
Search British Airways flights
United AirlinesPriceFrom $594Free CancellationRating
7.4
8,920 reviews
Search United Airlines flights

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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?

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1 adult
Sat 8/16
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