HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Denmark

$339+ 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 8/1. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — CPH
Jul 9 — Jul 161
Thu 7/9
Thu 7/16
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Ontario to Denmark with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 June 9, 2026.

This United Airlines deal was found by Cheapflights users on 6/4. 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 11/105:00 am
ONT
-
CPH
2 stops20h 20m
United Airlines
Wed 11/1811:35 am
CPH
-
ONT
2 stops33h 45m
United Airlines
Deal found 6/4$754
This United Airlines deal was found by Cheapflights users on 6/5. 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 8/177:13 pm
ONT
-
CPH
2 stops28h 42m
United Airlines
Wed 8/2612:15 pm
CPH
-
ONT
2 stops41h 38m
United Airlines
Deal found 6/5$755
This United Airlines deal was found by Cheapflights users on 6/7. 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 12/76:00 am
ONT
-
CPH
2 stops32h 05m
United Airlines
Wed 12/911:35 am
CPH
-
ONT
2 stops44h 31m
United Airlines
Deal found 6/7$760
This United Airlines deal was found by Cheapflights users on 6/6. 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 8/11:50 pm
ONT
-
CPH
2 stops34h 05m
United Airlines
Fri 8/2112:45 pm
CPH
-
ONT
2 stops32h 27m
United Airlines
Deal found 6/6$765
This British Airways deal was found by Cheapflights users on 6/5. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1312:35 pm
ONT
-
CPH
2 stops18h 00m
British Airways
Wed 11/118:55 am
CPH
-
ONT
2 stops18h 27m
British Airways
Deal found 6/5$767
This United Airlines deal was found by Cheapflights users on 6/7. 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 12/86:00 am
ONT
-
CPH
2 stops19h 20m
United Airlines
Tue 12/2210:05 am
CPH
-
ONT
2 stops22h 01m
United Airlines
Deal found 6/7$776
This United Airlines deal was found by Cheapflights users on 6/6. 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.
Fri 8/71:50 pm
ONT
-
CPH
2 stops36h 00m
United Airlines
Wed 8/2612:15 pm
CPH
-
ONT
2 stops41h 38m
United Airlines
Deal found 6/6$777
This United Airlines deal was found by Cheapflights users on 6/4. 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 9/51:56 pm
ONT
-
CPH
2 stops59h 54m
United Airlines
Tue 9/1512:45 pm
CPH
-
ONT
2 stops32h 27m
United Airlines
Deal found 6/4$784
This United Airlines deal was found by Cheapflights users on 6/5. 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.
Sun 8/96:00 am
ONT
-
CPH
2 stops19h 35m
United Airlines
Wed 8/1910:10 am
CPH
-
ONT
2 stops18h 51m
United Airlines
Deal found 6/5$787
This Air Canada deal was found by Cheapflights users on 6/8. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/129:01 am
ONT
-
CPH
2 stops16h 49m
Multiple Airlines
Fri 8/2112:45 pm
CPH
-
ONT
2 stops18h 50m
Multiple Airlines
Deal found 6/8$788
This United Airlines deal was found by Cheapflights users on 6/8. 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 10/196:00 am
ONT
-
CPH
2 stops19h 50m
United Airlines
Wed 10/2810:35 am
CPH
-
ONT
2 stops33h 45m
United Airlines
Deal found 6/8$790
This United Airlines deal was found by Cheapflights users on 6/7. 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 11/57:00 am
ONT
-
CPH
2 stops18h 20m
United Airlines
Sun 11/1511:35 am
CPH
-
ONT
2 stops33h 45m
United Airlines
Deal found 6/7$799

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 June 9, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$754
(United Airlines)

One-way from

$339
(Trip.com)

Popular in

June

Cheapest in

February

Average price

$993
Provider with most accurate pricing for Los Angeles Los Angeles-Kastrup Copenhagen flight deals.
Search Deals
Provider most trusted by Cheapflights users for Los Angeles 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. 20% potential increase in price ($179 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($26 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
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 June 9, 2026.
Use the filters below to find and compare flights from Ontario to Denmark that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

Wed 12/2

6:02 am-10:20 am

2 stops19h 18m

Kastrup Copenhagen

Wed 12/16

2:15 pm-11:06 pm

2 stops17h 51m

$777

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

Fri 8/7

1:50 pm-10:50 am

2 stops36h 00m

Kastrup Copenhagen

Wed 8/26

12:15 pm-8:53 pm

2 stops41h 38m

$777

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

Sun 8/9

6:00 am-10:35 am

2 stops19h 35m

Kastrup Copenhagen

Wed 8/19

10:10 am-8:01 pm

2 stops18h 51m

$787

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

Thu 11/19

7:00 am-10:20 am

2 stops18h 20m

Kastrup Copenhagen

Sun 11/22

11:35 am-12:20 pm

2 stops33h 45m

$799

OntarioBillund

ONT - BLL

ONTBLL

Ontario

Sat 11/7

11:20 am-1:25 pm

2 stops17h 05m

Billund

Sat 11/21

6:35 am-8:20 pm

2 stops22h 45m

$819

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

Wed 9/2

7:00 am-9:25 am

2 stops17h 25m

Kastrup Copenhagen

Wed 9/30

2:50 pm-10:59 pm

2 stops17h 09m

$825

OntarioBillund

ONT - BLL

ONTBLL

Ontario

Sat 11/21

11:20 am-1:25 pm

2 stops17h 05m

Billund

Fri 12/4

2:05 pm-11:06 pm

2 stops18h 01m

$865

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

Fri 7/24

1:50 pm-8:55 am

2 stops58h 05m

Kastrup Copenhagen

Fri 8/7

12:15 pm-8:42 pm

2 stops41h 27m

$880

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

Fri 9/11

1:56 pm-6:00 pm

2 stops19h 04m

Kastrup Copenhagen

Sun 9/27

10:00 am-10:59 pm

2 stops21h 59m

$902

OntarioBillund

ONT - BLL

ONTBLL

Ontario

Sat 11/21

11:20 am-1:25 pm

2 stops17h 05m

Billund

Sat 12/5

6:35 am-8:20 pm

2 stops22h 45m

$930

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/6

Showing 1-10 of 40 resultsSorted by cheapest first
1
2
3
4

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
No data available for this route at this time. Please check back soon.

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?

    United Airlines can get you from Ontario to Denmark in just under 19h 18m. Your travel time can differ by up to . Airlines will cover a distance of 5579 mi.

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

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

  • 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Ontario to Denmark

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Heathrow flights
Los Angeles to Charles de Gaulle flights
Los Angeles to Leonardo da Vinci/Fiumicino flights
San Francisco to Heathrow flights
San Francisco to Charles de Gaulle flights
San Francisco to Leonardo da Vinci/Fiumicino flights
San Francisco to Barcelona-El Prat flights
Los Angeles to Gatwick flights
Los Angeles to Istanbul flights
Los Angeles to Madrid flights
Los Angeles to Stansted flights
Los Angeles to London City flights
Los Angeles to Frankfurt flights
San Francisco to Istanbul flights
Los Angeles to Barcelona-El Prat flights
Los Angeles to Dublin flights
San Francisco to Gatwick flights
San Francisco to London City flights
San Francisco to Stansted flights
Los Angeles to Amsterdam flights
San Francisco to Dublin flights
San Francisco to Frankfurt flights
Los Angeles to Athens flights
San Francisco to Amsterdam flights
Los Angeles to Orly flights
San Diego to Heathrow flights
San Francisco to Athens flights
San Francisco to Madrid flights
San Francisco to Zurich flights
San Francisco to Lisbon flights
Los Angeles to Frederic Chopin flights
Ontario to Heathrow flights
Los Angeles to Malpensa flights
Los Angeles to Munich flights
Los Angeles to Zurich flights
Los Angeles to Lisbon flights
Los Angeles to Keflavik Intl flights
San Francisco to Malpensa flights
Los Angeles to Luton flights
Los Angeles to Copenhagen flights
San Francisco to Munich flights
San Francisco to Copenhagen flights
Ontario to Leonardo da Vinci/Fiumicino flights
Las Vegas to Heathrow flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.