Which airports can I use when flying from Cologne to Ontario?

Flights from Cologne to Ontario usually depart from Cologne Köln/Bonn (CGN) and arrive at Ontario (ONT).

Do I need a passport to fly from Cologne to Ontario?

Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

Have flight prices from Cologne to Ontario changed much recently?

Yes. Based on fares seen in the past 5 days, return flight prices on this route showed a wide range, from about 627 € to 2.028 €. That means the highest observed fare was about 3x higher than the lowest one.

What is the time difference between Cologne and Ontario?

Ontario is 9 hours behind Cologne (Pacific Time vs Central European Time). Plan for the time shift when scheduling connections or first-day activities.

Which car hire options are available at Ontario Airport (ONT)?

Ontario Airport (ONT) hosts 5 major car rental companies, with daily rates starting from around 16 € for economy cars. Top options include: • Fox • Thrifty • Europcar • Dollar • Alamo

Which airline is the cheapest to fly from Cologne to Ontario?

British Airways (627 €) and Lufthansa (725 €) are the cheapest airlines to fly return from Cologne to Ontario according to KAYAK data over the last 5 days.

627€ CHEAP FLIGHTS from Cologne to Ontario (CGN - ONT)

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Flight Deals

Cheap Flights from Cologne to Ontario (CGN-ONT)

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

Return

One-way

Recent return flight deals from Cologne to Ontario

Mon, 23. Nov - Wed, 9. Dec

21:00 - 18:52CGN Cologne Köln/Bonn-ONT Ontario

30h 52m2 stops London Heathrow Dallas/Fort Worth

14:22 - 19:30ONT Ontario-CGN Cologne Köln/Bonn

20h 08m2 stops Dallas/Fort Worth London Heathrow

627 €British Airways

Mon, 23. Nov - Wed, 9. Dec

21:00 - 18:52CGN Cologne Köln/Bonn-ONT Ontario

30h 52m2 stops London Heathrow Dallas/Fort Worth

14:22 - 19:30ONT Ontario-CGN Cologne Köln/Bonn

20h 08m2 stops Dallas/Fort Worth London Heathrow

628 €British Airways

Mon, 23. Nov - Wed, 9. Dec

21:00 - 18:52CGN Cologne Köln/Bonn-ONT Ontario

30h 52m2 stops London Heathrow Dallas/Fort Worth

14:22 - 19:30ONT Ontario-CGN Cologne Köln/Bonn

20h 08m2 stops Dallas/Fort Worth London Heathrow

638 €British Airways

Fri, 29. Jan - Fri, 12. Feb

9:20 - 9:57CGN Cologne Köln/Bonn-ONT Ontario

33h 37m2 stops Munich Franz Josef Strauss San Francisco

5:00 - 16:55ONT Ontario-CGN Cologne Köln/Bonn

26h 55m2 stops Denver Intl Munich Franz Josef Strauss

725 €Lufthansa

Fri, 13. Nov - Fri, 27. Nov

6:50 - 20:15CGN Cologne Köln/Bonn-ONT Ontario

22h 25m2 stops Zurich San Francisco

5:00 - 16:55ONT Ontario-CGN Cologne Köln/Bonn

26h 55m2 stops Denver Intl Munich Franz Josef Strauss

918 €Lufthansa

Thu, 11. Feb - Wed, 17. Feb

6:50 - 18:22CGN Cologne Köln/Bonn-ONT Ontario

20h 32m2 stops Zurich Chicago O'Hare Intl

6:00 - 12:50ONT Ontario-CGN Cologne Köln/Bonn

21h 50m2 stops San Francisco Munich Franz Josef Strauss

922 €United Airlines

Mon, 7. Dec - Mon, 14. Dec

13:10 - 9:38CGN Cologne Köln/Bonn-ONT Ontario

29h 28m2 stops Munich Franz Josef Strauss San Francisco

11:20 - 16:55ONT Ontario-CGN Cologne Köln/Bonn

20h 35m2 stops San Francisco Munich Franz Josef Strauss

929 €Multiple Airlines

Fri, 13. Nov - Fri, 27. Nov

13:10 - 9:05CGN Cologne Köln/Bonn-ONT Ontario

28h 55m3 stops Munich Franz Josef Strauss San Francisco Las Vegas Harry Reid Intl

20:31 - 12:50ONT Ontario-CGN Cologne Köln/Bonn

31h 19m3 stops San Francisco Toronto Pearson Intl Munich Franz Josef Strauss

951 €Multiple Airlines

Sat, 12. Dec - Sat, 26. Dec

17:35 - 22:53CGN Cologne Köln/Bonn-ONT Ontario

38h 18m2 stops London Heathrow Charlotte Douglas

5:44 - 14:20ONT Ontario-CGN Cologne Köln/Bonn

23h 36m2 stops Dallas/Fort Worth London Heathrow

964 €British Airways

Fri, 5. Feb - Sat, 20. Feb

6:50 - 20:25CGN Cologne Köln/Bonn-ONT Ontario

22h 35m2 stops Zurich San Francisco

13:00 - 19:35ONT Ontario-CGN Cologne Köln/Bonn

21h 35m2 stops Denver Intl Munich Franz Josef Strauss

986 €Lufthansa

Booking Insights

Price, demand, and travel trends for Cologne to Ontario flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights with more confidence.

Which airline is the cheapest to fly from Cologne to Ontario?: British Airways (627 €) and Lufthansa (725 €) are the cheapest airlines to fly return from Cologne to Ontario according to KAYAK data over the last 5 days.

Find deals

Cheapest flight	627 €

Round-trip flight from Cologne to Ontario

When to book flights from Cologne to Ontario

Are your dates flexible? Find out the best times to travel from Cologne to Ontario based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated return price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or returns with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

Do I need a passport to fly from Cologne to Ontario?
Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.
Have flight prices from Cologne to Ontario changed much recently?
Yes. Based on fares seen in the past 5 days, return flight prices on this route showed a wide range, from about 627 € to 2.028 €. That means the highest observed fare was about 3x higher than the lowest one.
Which car hire options are available at Ontario Airport (ONT)?
Ontario Airport (ONT) hosts 5 major car rental companies, with daily rates starting from around 16 € for economy cars. Top options include:

• Fox
• Thrifty
• Europcar
• Dollar
• Alamo
Which airports can I use when flying from Cologne to Ontario?
Flights from Cologne to Ontario usually depart from Cologne Köln/Bonn (CGN) and arrive at Ontario (ONT).
What is the time difference between Cologne and Ontario?
Ontario is 9 hours behind Cologne (Pacific Time vs Central European Time). Plan for the time shift when scheduling connections or first-day activities.

If you're arriving late at night and need somewhere to stay, check out these hotels close to Ontario Airport.

• Ontario Airport Inn
• Azure Hotel & Suites, Trademark Collection by Wyndham
• Holiday Inn Ontario Airport By IHG

More options for your flight from Cologne to Ontario

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CGN - ONT

627€ Find Cheap Flights from Cologne to Ontario – Compare and Save

Everything you should know

Cheap Flights from Cologne to Ontario (CGN-ONT)

Recent return flight deals from Cologne to Ontario

Recent one-way flight deals from Cologne to Ontario

Price, demand, and travel trends for Cologne to Ontario flights

Which airline is the cheapest to fly from Cologne to Ontario?

Key details for Cologne to Ontario flights

Cheapest flight

When to book flights from Cologne to Ontario

Your Cologne to Ontario flight questions, answered

Your guide to booking Cologne to Ontario flights

More options for your flight from Cologne to Ontario

Complete your trip to Ontario with a hotel stay or car hire

Information on your arrival and departure airports

Cabin class types available on flights from Cologne to Ontario

Find direct flights to and from Cologne and Ontario

Flights from domestic origins to Ontario

Flights to other popular destinations