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$302+ 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 2/26. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — CPH
Mar 5 — Mar 121
Thu 3/5
Thu 3/12
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 February 3, 2026.

This United Airlines deal was found by Cheapflights users on 1/31. 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.
Tue 4/147:00 am
ONT
-
CPH
2 stops18h 50m
United Airlines
Fri 4/2412:45 pm
CPH
-
ONT
2 stops32h 29m
United Airlines
Deal found 1/31$534
This oojo deal was found by Cheapflights users on 2/2. 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 3/243:19 pm
ONT
-
CPH
2 stops17h 36m
British Airways
Thu 4/98:50 am
CPH
-
ONT
2 stops22h 45m
British Airways
Deal found 2/2$536
This oojo deal was found by Cheapflights users on 2/2. 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 3/252:39 pm
ONT
-
CPH
2 stops18h 41m
British Airways
Wed 4/810:20 am
CPH
-
ONT
2 stops22h 26m
British Airways
Deal found 2/2$549
This oojo deal was found by Cheapflights users on 2/2. 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 4/15:02 pm
ONT
-
CPH
2 stops17h 58m
British Airways
Thu 4/98:50 am
CPH
-
ONT
2 stops22h 45m
British Airways
Deal found 2/2$553
This United Airlines deal was found by Cheapflights users on 2/2. 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 3/711:59 pm
ONT
-
CPH
2 stops26h 26m
United Airlines
Sun 3/152:30 pm
CPH
-
ONT
2 stops29h 48m
United Airlines
Deal found 2/2$558
This oojo deal was found by Cheapflights users on 2/3. 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 8/2312:47 pm
ONT
-
CPH
2 stops19h 33m
British Airways
Thu 9/108:50 am
CPH
-
ONT
2 stops17h 49m
British Airways
Deal found 2/3$560
This oojo deal was found by Cheapflights users on 2/2. 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 2/245:02 pm
ONT
-
CPH
2 stops16h 58m
British Airways
Tue 3/1010:30 am
CPH
-
ONT
2 stops31h 36m
British Airways
Deal found 2/2$577
This United Airlines deal was found by Cheapflights users on 2/2. 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 3/286:37 pm
ONT
-
CPH
2 stops55h 13m
United Airlines
Sat 4/116:40 am
CPH
-
ONT
2 stops24h 10m
United Airlines
Deal found 2/2$580
This United Airlines deal was found by Cheapflights users on 2/1. 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.
Thu 4/25:10 am
ONT
-
CPH
2 stops20h 40m
United Airlines
Fri 4/1012:45 pm
CPH
-
ONT
2 stops18h 41m
United Airlines
Deal found 2/1$581
This United Airlines deal was found by Cheapflights users on 2/1. 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.
Wed 2/116:00 am
ONT
-
CPH
2 stops26h 35m
United Airlines
Sun 2/1510:05 am
CPH
-
ONT
2 stops21h 52m
United Airlines
Deal found 2/1$585
This oojo deal was found by Cheapflights users on 2/1. 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 2/252:39 pm
ONT
-
CPH
2 stops17h 41m
British Airways
Mon 3/28:25 pm
CPH
-
ONT
2 stops28h 57m
British Airways
Deal found 2/1$588
This United Airlines deal was found by Cheapflights users on 2/1. 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 7/207:00 am
ONT
-
CPH
2 stops18h 50m
United Airlines
Fri 8/1412:15 pm
CPH
-
ONT
2 stops41h 05m
United Airlines
Deal found 2/1$589

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 February 3, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$534
(United Airlines)

One-way from

$302
(Trip.com)

Popular in

June

Cheapest in

October

Average price

$678
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. 9% potential increase in price ($73 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
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 February 3, 2026.
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 4/14

6:00 am-10:50 am

2 stops19h 50m

Kastrup Copenhagen

Fri 4/24

12:45 pm-5:47 pm

3 stops38h 02m

$534

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

Wed 4/8

4:52 pm-11:20 pm

2 stops21h 28m

Kastrup Copenhagen

Tue 4/14

8:50 am-6:37 pm

2 stops18h 47m

$553

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

Sat 3/7

11:59 pm-11:25 am

2 stops26h 26m

Kastrup Copenhagen

Sun 3/15

2:30 pm-12:18 pm

2 stops29h 48m

$558

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

Tue 2/24

5:02 pm-7:00 pm

2 stops16h 58m

Kastrup Copenhagen

Tue 3/10

10:30 am-10:06 am

2 stops31h 36m

$577

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

Sat 3/28

6:37 pm-10:50 am

2 stops55h 13m

Kastrup Copenhagen

Sat 4/11

6:40 am-9:50 pm

2 stops24h 10m

$580

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

Thu 4/2

5:10 am-10:50 am

2 stops20h 40m

Kastrup Copenhagen

Fri 4/10

12:45 pm-10:26 pm

2 stops18h 41m

$581

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

Wed 4/1

5:02 pm-8:00 pm

2 stops17h 58m

Kastrup Copenhagen

Tue 4/7

7:15 am-8:54 pm

2 stops22h 39m

$588

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

Sun 2/22

6:00 am-1:00 pm

2 stops22h 00m

Kastrup Copenhagen

Tue 3/10

6:00 am-4:28 pm

2 stops18h 28m

$590

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

Wed 5/6

7:00 am-11:40 am

2 stops19h 40m

Kastrup Copenhagen

Wed 5/20

2:50 pm-10:59 pm

2 stops17h 09m

$600

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

Sat 4/4

5:10 am-10:50 am

2 stops20h 40m

Kastrup Copenhagen

Sat 4/11

6:40 am-9:50 pm

2 stops24h 10m

$602

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/2

Showing 1-10 of 23 results
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2
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  • Most accurate provider: When it comes to deals on Ontario-Copenhagen flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Copenhagen flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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 58m. 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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