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Denmark

$425+ Cheap flights from Ontario (ONT) to Denmark

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 Denmark

Cheapest flights from Ontario to Denmark
Explore the most affordable flight options available from Ontario to Denmark. 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 Denmark

Keep the following information in mind while searching for Ontario to Denmark flight deals. Data was 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 Los Angeles-Kastrup Copenhagen flight deals.
Search Deals
Provider most trusted by Cheapflights users for Los Angeles-Kastrup Copenhagen flights.
Search Deals
From Ontario to Denmark
Search Deals
One-way flight from Ontario to Denmark
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 Denmark 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 Denmark that are best for you.

Fly from

Ontario

Fly to

Denmark

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

OntarioBillund

ONT - BLL

ONTBLL

Ontario

Wed 2/11

5:05 am-1:25 pm

2 stops23h 20m

Billund

Sun 2/15

6:30 am-10:57 pm

2 stops25h 27m

$552

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

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/14

Showing 1-10 of 22 results
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Best time to book a flight from Ontario to Denmark

Have a flexible travel schedule? Discover the best time to fly to Denmark 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 Denmark

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

Currently, January is the cheapest month in which you can book a flight from Ontario to Denmark (average of $460). Flying from Ontario to Denmark 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 Denmark. 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 from for flights from Ontario to Denmark?

    For a flight from Ontario to Denmark, you will be flying from Ontario. Ontario (ONT) is just 3.1 mi from the center of the city.

  • How long is the flight from Ontario to Denmark?

    British Airways and United Airlines can get you from Ontario to Denmark in just under 16h 36m. Your travel time can differ by up to 6h 44m. Airlines will cover a distance of 5579 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from Ontario to Denmark?

    The most popular flight routes from Ontario to Denmark are Ontario - Kastrup Copenhagen, Ontario - Billund and Ontario - Aalborg.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Ontario to Denmark (average of $460). Flying from Ontario to Denmark 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

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