How does KAYAK find such low prices on flights from Illinois to Cologne?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Cologne.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Cologne?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Cologne from Illinois is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Illinois to Cologne?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Cologne with an airline and back to Illinois with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Cologne?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Cologne from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

253€ CHEAP FLIGHTS from Illinois to Cologne

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Flight Deals

Cheap Flights from Illinois to Cologne

Discover the best prices for you by selecting your travel dates on KAYAK.

Return

One-way

Last minute

Recent return flight deals from Illinois to Cologne

Tue, 3. Nov - Tue, 10. Nov

18:30 - 17:45ORD Chicago O'Hare Intl-CGN Cologne Köln/Bonn

16h 15m2 stops Reykjavik Keflavik Intl Manchester

9:15 - 17:20CGN Cologne Köln/Bonn-ORD Chicago O'Hare Intl

15h 05m2 stops Manchester Reykjavik Keflavik Intl

607 €Multiple Airlines

Mon, 19. Oct - Wed, 28. Oct

11:05 - 12:15ORD Chicago O'Hare Intl-CGN Cologne Köln/Bonn

18h 10m2 stops Montreal Pierre Elliott Trudeau Intl Barcelona-El Prat

18:10 - 19:25CGN Cologne Köln/Bonn-ORD Chicago O'Hare Intl

31h 15m2 stops Barcelona-El Prat Munich Franz Josef Strauss

619 €Multiple Airlines

Sat, 5. Dec - Sat, 12. Dec

21:50 - 19:35ORD Chicago O'Hare Intl-CGN Cologne Köln/Bonn

14h 45m1 stop Munich Franz Josef Strauss

13:10 - 18:25CGN Cologne Köln/Bonn-ORD Chicago O'Hare Intl

12h 15m1 stop Munich Franz Josef Strauss

670 €Lufthansa

Tue, 3. Nov - Tue, 10. Nov

19:15 - 21:15ORD Chicago O'Hare Intl-CGN Cologne Köln/Bonn

19h 00m2 stops Kastrup Copenhagen Zurich

13:35 - 16:45CGN Cologne Köln/Bonn-ORD Chicago O'Hare Intl

34h 10m3 stops Munich Franz Josef Strauss Zurich Kastrup Copenhagen

675 €Multiple Airlines

Sun, 1. Nov - Tue, 17. Nov

21:50 - 16:55ORD Chicago O'Hare Intl-CGN Cologne Köln/Bonn

12h 05m1 stop Munich Franz Josef Strauss

16:20 - 18:20CGN Cologne Köln/Bonn-ORD Chicago O'Hare Intl

33h 00m2 stops Malaga Dublin

683 €Multiple Airlines

Sun, 8. Nov - Wed, 11. Nov

15:55 - 13:55ORD Chicago O'Hare Intl-CGN Cologne Köln/Bonn

15h 00m1 stop Dublin

6:20 - 18:20CGN Cologne Köln/Bonn-ORD Chicago O'Hare Intl

19h 00m2 stops Malaga Dublin

687 €Multiple Airlines

Sun, 8. Nov - Wed, 11. Nov

19:15 - 21:50ORD Chicago O'Hare Intl-CGN Cologne Köln/Bonn

19h 35m2 stops Kastrup Copenhagen Berlin Brandenburg

7:00 - 16:45CGN Cologne Köln/Bonn-ORD Chicago O'Hare Intl

16h 45m2 stops Berlin Brandenburg Kastrup Copenhagen

691 €Multiple Airlines

Thu, 5. Nov - Thu, 19. Nov

18:50 - 16:55STL Lambert-St Louis-CGN Cologne Köln/Bonn

15h 05m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss

9:20 - 21:40CGN Cologne Köln/Bonn-STL Lambert-St Louis

19h 20m2 stops Munich Franz Josef Strauss Chicago O'Hare Intl

693 €Lufthansa

Mon, 19. Oct - Wed, 28. Oct

15:45 - 8:50ORD Chicago O'Hare Intl-CGN Cologne Köln/Bonn

34h 05m3 stops Toronto Pearson Intl Barcelona-El Prat Vienna Intl

18:10 - 19:25CGN Cologne Köln/Bonn-ORD Chicago O'Hare Intl

31h 15m2 stops Barcelona-El Prat Munich Franz Josef Strauss

703 €Multiple Airlines

Wed, 6. Jan - Wed, 13. Jan

15:45 - 12:50ORD Chicago O'Hare Intl-CGN Cologne Köln/Bonn

14h 05m2 stops Montreal Pierre Elliott Trudeau Intl Munich Franz Josef Strauss

9:20 - 19:52CGN Cologne Köln/Bonn-ORD Chicago O'Hare Intl

41h 32m2 stops Munich Franz Josef Strauss Montreal Pierre Elliott Trudeau Intl

706 €Air Canada

Recent last minute flight deals from Illinois to Cologne

Mon, 21. Sep - Mon, 28. Sep

11:05 - 12:10ORD Chicago O'Hare Intl-CGN Cologne Köln/Bonn

18h 05m2 stops Montreal Pierre Elliott Trudeau Intl Zurich

20:10 - 18:15CGN Cologne Köln/Bonn-ORD Chicago O'Hare Intl

29h 05m1 stop Munich Franz Josef Strauss

949 €Multiple Airlines

Mon, 21. Sep - Mon, 28. Sep

15:35 - 19:30ORD Chicago O'Hare Intl-CGN Cologne Köln/Bonn

20h 55m1 stop Munich Franz Josef Strauss

18:05 - 18:15CGN Cologne Köln/Bonn-ORD Chicago O'Hare Intl

31h 10m1 stop Munich Franz Josef Strauss

969 €Lufthansa

Mon, 21. Sep - Mon, 28. Sep

11:05 - 12:10ORD Chicago O'Hare Intl-CGN Cologne Köln/Bonn

18h 05m2 stops Montreal Pierre Elliott Trudeau Intl Zurich

20:40 - 16:58CGN Cologne Köln/Bonn-ORD Chicago O'Hare Intl

27h 18m2 stops Vienna Intl Toronto Pearson Intl

984 €Multiple Airlines

Sat, 26. Sep - Sat, 3. Oct

21:40 - 17:20ORD Chicago O'Hare Intl-CGN Cologne Köln/Bonn

12h 40m1 stop Munich Franz Josef Strauss

13:05 - 22:30CGN Cologne Köln/Bonn-ORD Chicago O'Hare Intl

16h 25m2 stops Munich Franz Josef Strauss Boston Logan Intl

1.066 €United Airlines

Sat, 26. Sep - Sat, 3. Oct

13:55 - 12:25ORD Chicago O'Hare Intl-CGN Cologne Köln/Bonn

15h 30m2 stops Boston Logan Intl Munich Franz Josef Strauss

13:05 - 22:30CGN Cologne Köln/Bonn-ORD Chicago O'Hare Intl

16h 25m2 stops Munich Franz Josef Strauss Boston Logan Intl

1.069 €United Airlines

Sat, 26. Sep - Sat, 3. Oct

21:40 - 19:30ORD Chicago O'Hare Intl-CGN Cologne Köln/Bonn

14h 50m1 stop Munich Franz Josef Strauss

19:35 - 12:35CGN Cologne Köln/Bonn-ORD Chicago O'Hare Intl

24h 00m1 stop Munich Franz Josef Strauss

1.073 €Lufthansa

Mon, 21. Sep - Mon, 28. Sep

20:00 - 12:10ORD Chicago O'Hare Intl-CGN Cologne Köln/Bonn

33h 10m3 stops Amman Queen Alia Intl Beirut Istanbul Sabiha Gokcen

13:20 - 16:10CGN Cologne Köln/Bonn-ORD Chicago O'Hare Intl

33h 50m3 stops Istanbul Sabiha Gokcen Beirut Amman Queen Alia Intl

1.114 €Multiple Airlines

Wed, 23. Sep - Thu, 24. Sep

10:30 - 14:55ORD Chicago O'Hare Intl-CGN Cologne Köln/Bonn

21h 25m1 stop Cairo

3:10 - 5:15CGN Cologne Köln/Bonn-ORD Chicago O'Hare Intl

57h 05m2 stops Hurghada Cairo

1.212 €Egyptair

Wed, 23. Sep - Fri, 25. Sep

18:00 - 1:05ORD Chicago O'Hare Intl-CGN Cologne Köln/Bonn

24h 05m2 stops Lisbon Humberto Delgado Stockholm Arlanda

6:30 - 19:50CGN Cologne Köln/Bonn-ORD Chicago O'Hare Intl

20h 20m2 stops Vienna Intl Warsaw Frederic Chopin

1.214 €Multiple Airlines

Sat, 26. Sep - Sat, 3. Oct

6:00 - 14:20ORD Chicago O'Hare Intl-CGN Cologne Köln/Bonn

25h 20m3 stops Dallas/Fort Worth Orlando London Gatwick

7:25 - 19:48CGN Cologne Köln/Bonn-ORD Chicago O'Hare Intl

19h 23m2 stops Manchester Toronto Pearson Intl

1.253 €Multiple Airlines

Useful Info

Cheapest flight	253 €

Flight from Chicago to Cologne

How does KAYAK find such low prices on flights from Illinois to Cologne?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Cologne.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Cologne?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Cologne from Illinois is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Illinois to Cologne?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Cologne with an airline and back to Illinois with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Cologne?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Cologne from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.