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$425+ Cheap flights from Ontario (ONT) to Copenhagen (CPH)

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 12/24. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — CPH
Jan 15 — Jan 221
Thu 1/15
Thu 1/22
1 adult, Economy
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Cheap flight deals from Ontario to Copenhagen

Cheapest flights from Ontario to Copenhagen
Explore the most affordable flight options available from Ontario to Copenhagen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 16, 2025.

This United Airlines deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/276:04 amONT - CPH
2 stops27h 21mUnited Airlines
Wed 1/72:20 pmCPH - ONT
3 stops53h 58mUnited Airlines
Deal found 12/15$1,101
This oojo deal was found by Cheapflights users on 12/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/237:10 amONT - CPH
2 stops21h 05mBritish Airways
Tue 1/61:00 pmCPH - ONT
2 stops38h 45mBritish Airways
Deal found 12/14$1,157
This United Airlines deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2911:59 pmONT - CPH
2 stops26h 26mUnited Airlines
Tue 1/610:10 amCPH - ONT
2 stops21h 43mUnited Airlines
Deal found 12/15$1,264
This oojo deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2412:45 pmONT - CPH
2 stops19h 35mBritish Airways
Wed 12/3110:30 amCPH - ONT
2 stops36h 22mBritish Airways
Deal found 12/16$1,357
This oojo deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1710:47 amONT - CPH
2 stops18h 33mBritish Airways
Wed 1/71:00 pmCPH - ONT
2 stops38h 45mBritish Airways
Deal found 12/15$1,553
This oojo deal was found by Cheapflights users on 12/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/214:44 pmONT - CPH
2 stops17h 46mBritish Airways
Wed 12/3112:15 pmCPH - ONT
2 stops34h 37mBritish Airways
Deal found 12/14$1,729
This oojo deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/222:42 pmONT - CPH
2 stops17h 43mBritish Airways
Wed 12/318:05 pmCPH - ONT
2 stops35h 09mBritish Airways
Deal found 12/15$1,789
This oojo deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/247:10 amONT - CPH
2 stops20h 05mBritish Airways
Fri 1/21:00 pmCPH - ONT
2 stops38h 17mBritish Airways
Deal found 12/15$2,131
This oojo deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2912:48 pmONT - CPH
2 stops18h 22mBritish Airways
Tue 1/68:05 pmCPH - ONT
2 stops33h 05mBritish Airways
Deal found 12/15$2,896
This oojo deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/197:10 amONT - CPH
2 stops19h 10mBritish Airways
Sun 12/211:00 pmCPH - ONT
2 stops38h 16mBritish Airways
Deal found 12/15$2,978

Find flight deals from Ontario to Copenhagen

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Copenhagen (CPH). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 16, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$528
(oojo)

One-way from

$425
(United Airlines)

Popular in

December

Cheapest in

October

Average price

$986
Provider with most accurate pricing for Ontario-Kastrup Copenhagen flight deals.
Search Deals
Provider most trusted by Cheapflights users for Ontario-Kastrup Copenhagen flights.
Search Deals
From Ontario to Kastrup Copenhagen
Search Deals
One-way flight from Ontario to Kastrup Copenhagen
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($37 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($24 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Copenhagen 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, Cheapflights users made 2,558,603 searches. Data last updated December 16, 2025.
Use the filters below to find and compare flights from Ontario to Copenhagen that are best for you.

Fly from

Ontario

Fly to

Copenhagen

Route

Depart

Return

Price

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

Tue 3/3

3:19 pm-4:55 pm

2 stops16h 36m

Kastrup Copenhagen

Tue 3/10

1:00 pm-10:30 pm

2 stops41h 30m

$528

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

Thu 2/26

2:44 pm-5:20 pm

2 stops17h 36m

Kastrup Copenhagen

Tue 3/3

10:30 am-10:49 pm

2 stops21h 19m

$540

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

Thu 1/15

7:16 am-12:15 pm

2 stops19h 59m

Kastrup Copenhagen

Wed 1/28

8:40 am-6:45 pm

2 stops19h 05m

$547

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

Wed 3/11

6:00 am-5:35 pm

2 stops27h 35m

Kastrup Copenhagen

Wed 3/25

10:05 am-10:36 pm

2 stops20h 31m

$554

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

Fri 5/1

1:40 pm-10:50 am

2 stops36h 10m

Kastrup Copenhagen

Sat 5/9

12:45 pm-5:47 pm

2 stops38h 02m

$574

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

Tue 5/19

1:40 pm-10:50 am

2 stops36h 10m

Kastrup Copenhagen

Thu 5/28

12:45 pm-5:18 pm

2 stops37h 33m

$589

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

Tue 5/19

5:05 am-10:50 am

2 stops44h 45m

Kastrup Copenhagen

Tue 5/26

12:45 pm-5:47 pm

2 stops38h 02m

$589

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

Sun 5/17

7:00 am-4:25 pm

2 stops24h 25m

Kastrup Copenhagen

Thu 5/28

12:45 pm-5:18 pm

2 stops37h 33m

$590

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

Tue 5/19

2:00 pm-6:45 pm

2 stops19h 45m

Kastrup Copenhagen

Thu 5/28

9:00 am-10:09 pm

2 stops22h 09m

$598

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

Tue 5/19

2:00 pm-7:55 pm

2 stops20h 55m

Kastrup Copenhagen

Fri 5/29

9:00 am-10:09 pm

2 stops22h 09m

$599

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/14

Showing 1-10 of 20 results
1
2

Compare providers for flights from Ontario to Copenhagen

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Ontario to Copenhagen in December.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Ontario-Copenhagen flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Ontario-Copenhagen flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Ontario-Copenhagen flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Ontario-Copenhagen flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Ontario-Copenhagen flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Ontario to Copenhagen

Have a flexible travel schedule? Discover the best time to fly to Copenhagen from Ontario 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 Ontario to Copenhagen

What is the cheapest month to book a flight from Ontario to Copenhagen?

Currently, January is the cheapest month in which you can book a flight from Ontario to Copenhagen (average of $460). Flying from Ontario to Copenhagen in June is currently the most expensive (average of $600). 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.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Copenhagen. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Ontario to Copenhagen?

    Departing from Ontario to Copenhagen will take you 16h 36m. Ontario and Copenhagen are separated by a distance of 5579 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • Can I find deals for flights from Ontario to Copenhagen that include hotel bookings?

    Yes. In addition to deals on Ontario to Copenhagen flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Copenhagen?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Copenhagen.

  • Can I find deals for business class flights from Ontario to Copenhagen?

    Yes. Cheapflights offers flight deals from Ontario to Copenhagen 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 Ontario to Copenhagen?

    Currently, January is the cheapest month in which you can book a flight from Ontario to Copenhagen (average of $460). Flying from Ontario to Copenhagen in June is currently the most expensive (average of $600). 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

Traveling to a place near Copenhagen?

Book flights to Copenhagen if you plan to visit one of these locations
Kastrup

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