HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Copenhagen

$395+ 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 11/10. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — CPH
nov. 27 — dic. 41
jue. 11/27
jue. 12/4
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Ontario to Copenhagen 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 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 octubre 28, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$548
(Delta)

One-way from

$395
(Iberia)

Popular in

December

Cheapest in

October

Average price

$629
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. 6% potential increase in price ($53 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($17 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Find 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 octubre 28, 2025.

This United Airlines deal was found by Cheapflights users on 10/28. 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.
dom. 11/97:00 amONT - CPH
2 stops17h 20mUnited Airlines
mar. 11/116:50 amCPH - ONT
2 stops25h 01mUnited Airlines
Deal found 10/28$513
This Delta deal was found by Cheapflights users on 10/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/117:05 amONT - CPH
2 stops16h 55mDelta
mar. 11/256:45 amCPH - ONT
2 stops19h 24mDelta
Deal found 10/26$548
This Delta deal was found by Cheapflights users on 10/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/1112:16 pmONT - CPH
2 stops16h 24mDelta
mié. 11/266:00 amCPH - ONT
2 stops20h 09mDelta
Deal found 10/26$549
This United Airlines deal was found by Cheapflights users on 10/28. 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.
dom. 11/97:00 amONT - CPH
2 stops19h 25mUnited Airlines
jue. 11/1310:10 amCPH - ONT
2 stops21h 41mUnited Airlines
Deal found 10/28$550
This Iberia deal was found by Cheapflights users on 10/27. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/1010:47 amONT - CPH
2 stops20h 23mMultiple Airlines
lun. 11/176:45 amCPH - ONT
2 stops24h 44mMultiple Airlines
Deal found 10/27$553
This Delta deal was found by Cheapflights users on 10/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 11/3010:25 pmONT - CPH
2 stops34h 55mDelta
sáb. 12/1312:05 pmCPH - ONT
2 stops38h 02mDelta
Deal found 10/28$569
This United Airlines deal was found by Cheapflights users on 10/27. 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.
jue. 11/137:00 amONT - CPH
2 stops19h 25mUnited Airlines
mié. 1/1410:05 amCPH - ONT
2 stops20h 53mUnited Airlines
Deal found 10/27$574
This United Airlines deal was found by Cheapflights users on 10/27. 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.
lun. 12/2910:42 amONT - CPH
2 stops21h 53mUnited Airlines
dom. 1/119:50 amCPH - ONT
2 stops22h 03mUnited Airlines
Deal found 10/27$728
This United Airlines deal was found by Cheapflights users on 10/27. 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.
lun. 12/2910:42 amONT - CPH
2 stops21h 53mUnited Airlines
jue. 1/81:10 pmCPH - ONT
2 stops18h 43mUnited Airlines
Deal found 10/27$771
This KAYAK deal was found by Cheapflights users on 10/28. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/1510:34 pmONT - CPH
2 stops35h 56mAmerican Airlines
vie. 11/2112:15 pmCPH - ONT
2 stops30h 42mAmerican Airlines
Deal found 10/28$835
This Cheapflightsfares deal was found by Cheapflights users on 10/26. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/1110:47 amONT - CPH
2 stops17h 28mMultiple Airlines
mié. 11/198:40 amCPH - ONT
2 stops18h 41mMultiple Airlines
Deal found 10/26$864
This Cheapflightsfares deal was found by Cheapflights users on 10/26. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/210:47 amONT - CPH
2 stops17h 28mMultiple Airlines
sáb. 12/68:00 amCPH - ONT
2 stops19h 17mMultiple Airlines
Deal found 10/26$897

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 octubre 28, 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

dom. 11/9

7:00 am-9:20 am

2 stops17h 20m

Kastrup Copenhagen

mar. 11/11

6:50 am-10:51 pm

2 stops25h 01m

$513

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

mar. 11/11

7:05 am-9:00 am

2 stops16h 55m

Kastrup Copenhagen

mar. 11/25

6:45 am-5:09 pm

2 stops19h 24m

$548

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

mié. 12/10

6:00 am-5:35 pm

2 stops26h 35m

Kastrup Copenhagen

mié. 12/17

1:10 pm-10:49 pm

2 stops18h 39m

$549

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

mar. 11/11

12:16 pm-1:40 pm

2 stops16h 24m

Kastrup Copenhagen

mié. 11/26

6:00 am-5:09 pm

2 stops20h 09m

$549

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

lun. 11/10

10:47 am-4:10 pm

2 stops20h 23m

Kastrup Copenhagen

lun. 11/17

6:45 am-10:29 pm

2 stops24h 44m

$553

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

dom. 1/25

1:53 pm-6:05 pm

2 stops19h 12m

Kastrup Copenhagen

vie. 2/6

10:10 am-9:58 pm

2 stops20h 48m

$563

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

dom. 11/30

10:25 pm-6:20 pm

2 stops34h 55m

Kastrup Copenhagen

sáb. 12/13

12:05 pm-5:07 pm

2 stops38h 02m

$569

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

jue. 11/13

7:00 am-11:25 am

2 stops19h 25m

Kastrup Copenhagen

mié. 1/14

10:05 am-9:58 pm

2 stops20h 53m

$574

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

vie. 3/6

5:40 am-12:00 pm

2 stops21h 20m

Kastrup Copenhagen

mar. 3/10

10:10 am-10:35 pm

2 stops20h 25m

$648

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

sáb. 1/24

1:53 pm-6:25 pm

2 stops19h 32m

Kastrup Copenhagen

sáb. 2/7

1:10 pm-10:53 pm

2 stops18h 43m

$674

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Showing 1-10 of 24 results
1
2
3

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 October.
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, November is the cheapest month in which you can book a flight from Ontario to Copenhagen (average of $457). Flying from Ontario to Copenhagen in June is currently the most expensive (average of $605). 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.

What is the cheapest time of day to fly from ONT to CPH?

Find hourly flight availability from Ontario to Copenhagen. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated octubre 28, 2025.

It’s optimal to fly from Ontario to Copenhagen at noon. By choosing this option you can save up to 41% on the cost of your flight, compared to a flight in the afternoon.

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 55m. 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, November is the cheapest month in which you can book a flight from Ontario to Copenhagen (average of $457). Flying from Ontario to Copenhagen in June is currently the most expensive (average of $605). 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

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 Copenhagen

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Copenhagen flights
San Francisco to Copenhagen flights
Oakland to Copenhagen flights
San Jose to Copenhagen flights
San Diego to Copenhagen flights
Santa Ana to Copenhagen flights
Burbank to Copenhagen flights
Los Angeles to Billund flights
Las Vegas to Copenhagen flights
San Diego to Billund flights
Santa Ana to Billund flights
Los Angeles to Aarhus flights
Ontario to Billund flights
Fresno to Copenhagen flights
Sacramento to Copenhagen flights
Long Beach to Copenhagen flights
San Diego to Aarhus flights
Oakland to Aalborg flights
San Francisco to Billund flights
Santa Rosa to Copenhagen flights
San Jose to Billund flights
Los Angeles to Aalborg flights
San Francisco to Aarhus flights
San Francisco to Aalborg flights
Reno to Copenhagen flights
Oakland to Billund flights
Monterey to Copenhagen flights
Palm Springs to Billund flights
Ontario to Aalborg flights
Las Vegas to Aalborg flights
Las Vegas to Aarhus flights
Las Vegas to Billund flights
San Francisco to Sønderborg flights
Oakland to Aarhus flights
San Francisco to Karup flights
San Francisco to Esbjerg flights
Los Angeles to Esbjerg 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.