How long is the flight from Chicago O'Hare Intl Airport to Cologne?

British Airways can get you from Chicago O'Hare Intl Airport to Cologne in just under 29h 30m. Your travel time can differ by up to . The distance from Chicago O'Hare Intl Airport to Cologne is about 4244 mi.

What are the cheapest airlines flying from Chicago O'Hare Intl Airport to Cologne round-trip?

According to our current data, British Airways ($560), and United Airlines ($594) offers the cheapest pricing from Chicago O'Hare Intl Airport to Cologne. You may be able to fly from Chicago O'Hare Intl Airport to Cologne for 44% less than the average price by searching for these airlines.

What is the cheapest day to fly from Chicago O'Hare Intl Airport to Cologne?

Travelers seeking maximum savings on their Chicago O'Hare Intl Airport to Cologne flight should consider departing on Wednesday evenings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in Cologne ranges from 2.0 - 3.5 inches per month. June is typically the wettest month, when rainfall can reach 3.5 in. February is typically the driest time to visit Cologne when rainfall is around 2.0 in.

If weather is an important factor for your trip to Cologne, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

What is the cheapest day to fly round-trip from Chicago O'Hare Intl Airport to Cologne?

Departing on a Tuesday is a good option for securing a great price. You can expect to save up to 128% when planning your travel around this day of the week.

What is the cheapest month to fly from Chicago O'Hare Intl Airport to Cologne?

Due to multiple factors, expect to potentially pay more when booking in November. For low rates, February can be a great choice for travel to Cologne. Flights to Cologne from Chicago O'Hare Intl Airport in February are about $859 on average during February, but can be found for as low as $579.

What airport do you fly into for flights to Cologne from Chicago O'Hare Intl?

Cologne Köln/Bonn (CGN) is the airport you will fly into if you book a flight from Chicago O'Hare Intl to Cologne. You should not have trouble finding flights to Köln/Bonn from Chicago O'Hare Intl; the airport handles an average of 0 inbound flights from Chicago O'Hare Intl per day. You should also have plenty of airline options to choose from since 2 airlines have flights to the Cologne airport from Chicago O'Hare Intl. It is only a 9.5 mi journey from Köln/Bonn (CGN) to Cologne’s city center.

Can I find deals for flights from O'Hare Intl to Cologne that include hotel bookings?

Yes. In addition to deals on O'Hare Intl to Cologne flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from O'Hare Intl to Cologne?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from O'Hare Intl to Cologne.

Can I find deals for business class flights from O'Hare Intl to Cologne?

Yes. Cheapflights offers flight deals from O'Hare Intl to Cologne by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$320+ Cheap Flights from Chicago O'Hare Intl Airport to Cologne

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Cheap flight deals from O'Hare Intl to Cologne

Round-trip from	$623 (British Airways)
One-way from	$320 (Kiwi.com)
Popular in	November
Cheapest in	February
Average price	$796

From Chicago O'Hare Intl to Cologne Köln/Bonn

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One-way flight from Chicago O'Hare Intl to Cologne Köln/Bonn

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Highest demand for flights based on searches. 31% potential increase in price ($460 potential increase over avg. RT price).

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Cheapest flight prices on average. 13% potential price decrease ($124 potential savings vs. average RT price).

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Average for round-trip flights in August 2025

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Find flight deals from O'Hare Intl to Cologne

Cheapest flights from O'Hare Intl to Cologne
Explore the most affordable flight options available from O'Hare Intl to Cologne. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 18, 2025.

Wed 12/249:45 pmORD - CGN

1 stop29h 30mBritish Airways

Wed 12/3112:00 pmCGN - ORD

1 stop13h 45mBritish Airways

Deal found 8/17

$623

Sun 10/128:40 pmORD - CGN

1 stop16h 45mMultiple Airlines

Mon 10/275:15 pmCGN - ORD

1 stop29h 00mMultiple Airlines

Deal found 8/17

$625

Sun 10/125:40 pmORD - CGN

1 stop19h 45mBritish Airways

Mon 10/275:15 pmCGN - ORD

1 stop27h 35mBritish Airways

Deal found 8/17

$627

Wed 9/310:35 pmORD - CGN

1 stop15h 25mBritish Airways

Tue 9/169:15 pmCGN - ORD

1 stop24h 35mBritish Airways

Deal found 8/18

$643

Mon 9/158:40 pmORD - CGN

1 stop16h 50mBritish Airways

Mon 9/229:15 pmCGN - ORD

1 stop21h 35mBritish Airways

Deal found 8/17

$648

Wed 9/310:35 pmORD - CGN

1 stop15h 25mBritish Airways

Mon 9/159:15 pmCGN - ORD

1 stop21h 35mBritish Airways

Deal found 8/18

$662

Tue 10/147:25 pmORD - CGN

2 stops19h 55mMultiple Airlines

Sun 10/196:35 pmCGN - ORD

2 stops30h 40mMultiple Airlines

Deal found 8/16

$681

Best flights from O'Hare Intl to Cologne
Discover carefully curated flight deals from O'Hare Intl to Cologne that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 18, 2025.

Wed 12/249:45 pmORD - CGN

1 stop29h 30mBritish Airways

Wed 12/3112:00 pmCGN - ORD

1 stop13h 45mBritish Airways

Deal found 8/16

$623

Sun 10/128:40 pmORD - CGN

1 stop16h 45mMultiple Airlines

Mon 10/275:15 pmCGN - ORD

1 stop29h 00mMultiple Airlines

Deal found 8/17

$625

Wed 12/249:45 pmORD - CGN

1 stop29h 30mBritish Airways

Tue 12/305:05 pmCGN - ORD

1 stop32h 40mBritish Airways

Deal found 8/16

$623

Sun 10/125:40 pmORD - CGN

1 stop19h 45mBritish Airways

Mon 10/275:15 pmCGN - ORD

1 stop27h 35mBritish Airways

Deal found 8/17

$627

Tue 1/209:45 pmORD - CGN

1 stop11h 45mBritish Airways

Sun 1/254:35 pmCGN - ORD

1 stop28h 15mBritish Airways

Deal found 8/15

$643

Wed 9/310:35 pmORD - CGN

1 stop15h 25mBritish Airways

Tue 9/169:15 pmCGN - ORD

1 stop24h 35mBritish Airways

Deal found 8/18

$643

Mon 9/158:40 pmORD - CGN

1 stop16h 50mBritish Airways

Mon 9/229:15 pmCGN - ORD

1 stop21h 35mBritish Airways

Deal found 8/17

$648

Last-minute flights from O'Hare Intl to Cologne
Discover last-minute flight deals from O'Hare Intl to Cologne. Data last updated August 18, 2025 and is based on user searches.

Sun 8/316:25 pmORD - CGN

2 stops19h 00mBritish Airways

Wed 9/1010:15 pmCGN - ORD

1 stop23h 35mBritish Airways

Deal found 8/18

$706

Wed 9/310:35 pmORD - CGN

1 stop15h 25mBritish Airways

Tue 9/169:15 pmCGN - ORD

1 stop24h 35mBritish Airways

Deal found 8/18

$643

Wed 9/310:35 pmORD - CGN

1 stop15h 25mBritish Airways

Mon 9/159:15 pmCGN - ORD

1 stop21h 35mBritish Airways

Deal found 8/18

$662

Thu 9/45:40 pmORD - CGN

1 stop12h 55mBritish Airways

Mon 9/159:15 pmCGN - ORD

1 stop21h 35mBritish Airways

Deal found 8/18

$712

Tue 9/910:35 pmORD - CGN

1 stop15h 50mBritish Airways

Sun 9/149:35 pmCGN - ORD

1 stop24h 15mBritish Airways

Deal found 8/17

$703

Thu 9/111:59 pmORD - CGN

2 stops16h 36mBritish Airways

Mon 9/229:15 pmCGN - ORD

1 stop21h 35mBritish Airways

Deal found 8/17

$697

Mon 9/158:40 pmORD - CGN

1 stop16h 50mBritish Airways

Mon 9/229:15 pmCGN - ORD

1 stop21h 35mBritish Airways

Deal found 8/17

$648

One-way flights from O'Hare Intl to Cologne
Search for one-way flight options from O'Hare Intl to Cologne. Find affordable one-way fares based on user searches. Data last updated August 18, 2025.

Wed 10/16:30 amORD - CGN

3 stops42h 35mMultiple Airlines

Deal found 8/18

$320

Thu 9/187:50 pmORD - CGN

1 stop35h 00mTurkish Airlines

Deal found 8/16

$742

Thu 9/184:00 pmORD - CGN

2 stops13h 15mUnited Airlines

Deal found 8/16

$827

Sun 8/316:00 pmORD - CGN

1 stop16h 10mUnited Airlines

Deal found 8/18

$1,051

Mon 9/297:25 pmORD - CGN

2 stops19h 55mMultiple Airlines

Deal found 8/18

$1,206

Tue 9/307:25 pmORD - CGN

2 stops31h 00mMultiple Airlines

Deal found 8/18

$1,856

Tue 9/304:55 pmORD - CGN

1 stop21h 25mBritish Airways

Deal found 8/18

$2,330

Cheapflights Fare Finder

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

Wed 12/24

9:45 pm-10:15 am

1 stop29h 30m

Cologne Köln/Bonn

Wed 12/31

12:00 pm-6:45 pm

1 stop13h 45m

$623

ChicagoCologne

ORD - CGN

ORDCGN

Chicago O'Hare Intl

Wed 12/24

9:45 pm-10:15 am

1 stop29h 30m

Cologne Köln/Bonn

Tue 12/30

5:05 pm-6:45 pm

1 stop32h 40m

$623

ChicagoCologne

ORD - CGN

ORDCGN

Chicago O'Hare Intl

Sun 10/12

8:40 pm-8:25 pm

1 stop16h 45m

Cologne Köln/Bonn

Mon 10/27

5:15 pm-4:15 pm

1 stop29h 00m

$625

ChicagoCologne

ORD - CGN

ORDCGN

Chicago O'Hare Intl

Sun 10/12

5:40 pm-8:25 pm

1 stop19h 45m

Cologne Köln/Bonn

Mon 10/27

5:15 pm-2:50 pm

1 stop27h 35m

$627

ChicagoCologne

ORD - CGN

ORDCGN

Chicago O'Hare Intl

Tue 1/20

9:45 pm-4:30 pm

1 stop11h 45m

Cologne Köln/Bonn

Sun 1/25

4:35 pm-1:50 pm

1 stop28h 15m

$643

ChicagoCologne

ORD - CGN

ORDCGN

Chicago O'Hare Intl

Wed 9/3

10:35 pm-9:00 pm

1 stop15h 25m

Cologne Köln/Bonn

Tue 9/16

9:15 pm-2:50 pm

1 stop24h 35m

$643

ChicagoCologne

ORD - CGN

ORDCGN

Chicago O'Hare Intl

Mon 9/15

8:40 pm-8:30 pm

1 stop16h 50m

Cologne Köln/Bonn

Mon 9/22

9:15 pm-11:50 am

1 stop21h 35m

$648

ChicagoCologne

ORD - CGN

ORDCGN

Chicago O'Hare Intl

Wed 10/1

6:30 am-8:05 am

3 stops42h 35m

$320

ChicagoCologne

ORD - CGN

ORDCGN

Chicago O'Hare Intl

Thu 9/18

7:50 pm-1:50 pm

1 stop35h 00m

$742

ChicagoCologne

ORD - CGN

ORDCGN

Chicago O'Hare Intl

Thu 9/18

4:00 pm-12:15 pm

2 stops13h 15m

$827

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/18

Showing 1-10 of 14 results

Best time to book a flight from O'Hare Intl to Cologne

Have a flexible travel schedule? Discover the best time to fly to Cologne from O'Hare Intl with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Chicago O'Hare Intl Airport to Cologne

What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Cologne?

Currently, October is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Cologne (average of $649). Flying from Chicago O'Hare Intl Airport to Cologne in June is currently the most expensive (average of $1,252). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from ORD to CGN?

When flying from Chicago O'Hare Intl Airport to Cologne, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 36% versus a flight at noon.

Reviews of airlines servicing Cologne

See what other customers who have flown with United Airlines and British Airways from Chicago O'Hare Intl Airport to Cologne have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.4

Good

8,925 reviews

Reviews

1 / 20

4.0

Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

United Airlines

7.4

Good

8,925 reviews

United Airlines

7.4

Good

8,925 reviews

Reviews

1 / 20

4.0

Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

British Airways

6.7

Okay

7,277 reviews

United Airlines

7.4

Good

8,925 reviews

Reviews

1 / 20

4.0

Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

What airport do you fly into for flights to Cologne from Chicago O'Hare Intl?
Cologne Köln/Bonn (CGN) is the airport you will fly into if you book a flight from Chicago O'Hare Intl to Cologne. You should not have trouble finding flights to Köln/Bonn from Chicago O'Hare Intl; the airport handles an average of 0 inbound flights from Chicago O'Hare Intl per day. You should also have plenty of airline options to choose from since 2 airlines have flights to the Cologne airport from Chicago O'Hare Intl. It is only a 9.5 mi journey from Köln/Bonn (CGN) to Cologne’s city center.
How long is the flight from Chicago O'Hare Intl Airport to Cologne?
British Airways can get you from Chicago O'Hare Intl Airport to Cologne in just under 29h 30m. Your travel time can differ by up to . The distance from Chicago O'Hare Intl Airport to Cologne is about 4244 mi.
What are the cheapest airlines flying from Chicago O'Hare Intl Airport to Cologne round-trip?
According to our current data, British Airways ($560), and United Airlines ($594) offers the cheapest pricing from Chicago O'Hare Intl Airport to Cologne. You may be able to fly from Chicago O'Hare Intl Airport to Cologne for 44% less than the average price by searching for these airlines.
Can I find deals for flights from O'Hare Intl to Cologne that include hotel bookings?
Yes. In addition to deals on O'Hare Intl to Cologne flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from O'Hare Intl to Cologne?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from O'Hare Intl to Cologne.
Can I find deals for business class flights from O'Hare Intl to Cologne?
Yes. Cheapflights offers flight deals from O'Hare Intl to Cologne by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Cologne?
Currently, October is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Cologne (average of $649). Flying from Chicago O'Hare Intl Airport to Cologne in June is currently the most expensive (average of $1,252). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Top 2 airlines flying from O'Hare Intl to Cologne

Airline	Cheapest	Average	Flexibility	On-time
British Airways	Cheapest$560	Average$739	FlexibilityNo cancel fee	On-time70%
United Airlines	Cheapest$594	Average$1,262	FlexibilityNo cancel fee	On-time69%

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$320+ Cheap flights from O'Hare Intl (ORD) to Cologne (CGN)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/1. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheap flight deals from O'Hare Intl to Cologne

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Find flight deals from O'Hare Intl to Cologne

Cheapest flights from O'Hare Intl to CologneExplore the most affordable flight options available from O'Hare Intl to Cologne. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 18, 2025.

Explore the most affordable flight options available from O'Hare Intl to Cologne. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 18, 2025.

Cheapflights Fare Finder

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

Best time to book a flight from O'Hare Intl to Cologne

Have a flexible travel schedule? Discover the best time to fly to Cologne from O'Hare Intl with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Chicago O'Hare Intl Airport to Cologne

What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Cologne?

What is the cheapest time of day to fly from ORD to CGN?

Find hourly flight availability from O'Hare Intl to Cologne. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 18, 2025.

Reviews of airlines servicing Cologne

See what other customers who have flown with United Airlines and British Airways from Chicago O'Hare Intl Airport to Cologne have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from O'Hare Intl to Cologne. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly into for flights to Cologne from Chicago O'Hare Intl?

How long is the flight from Chicago O'Hare Intl Airport to Cologne?

What are the cheapest airlines flying from Chicago O'Hare Intl Airport to Cologne round-trip?

Can I find deals for flights from O'Hare Intl to Cologne that include hotel bookings?

How can I find direct flights from O'Hare Intl to Cologne?

Can I find deals for business class flights from O'Hare Intl to Cologne?

What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Cologne?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for O'Hare Intl to Cologne

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from O'Hare Intl to Cologne

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Cheapest flights from O'Hare Intl to Cologne
Explore the most affordable flight options available from O'Hare Intl to Cologne. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 18, 2025.