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$379+ 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 9/9. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — CPH
Jul 12 — Jul 191
Sat 7/12
Sat 7/19
1 adult, Economy
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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 July 7, 2025.

Round-trip from

$560
(Delta)

One-way from

$379
(United Airlines)

Popular in

January

Cheapest in

December

Average price

$1,057
From Ontario to Kastrup Copenhagen
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One-way flight from Ontario to Kastrup Copenhagen
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Highest demand for flights based on searches. 1% potential increase in price ($14 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($45 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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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 July 7, 2025.

This Delta deal was found by Cheapflights users on 7/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/216:00 amONT - CPH
2 stops23h 00mDelta
Thu 8/289:00 amCPH - ONT
2 stops34h 35mDelta
Deal found 7/7$560
This United Airlines deal was found by Cheapflights users on 7/7. 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 10/136:00 amONT - CPH
2 stops19h 50mUnited Airlines
Fri 10/173:00 pmCPH - ONT
2 stops16h 42mUnited Airlines
Deal found 7/7$586
This Iberia deal was found by Cheapflights users on 7/6. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/272:54 pmONT - CPH
2 stops19h 11mIberia
Tue 10/1411:05 amCPH - ONT
2 stops44h 37mIberia
Deal found 7/6$724
This Air Canada deal was found by Cheapflights users on 7/6. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/175:10 amONT - CPH
2 stops20h 40mAir Canada
Wed 9/2412:45 pmCPH - ONT
2 stops16h 58mAir Canada
Deal found 7/6$801
This Air Canada deal was found by Cheapflights users on 7/7. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/216:00 amONT - CPH
2 stops16h 10mMultiple Airlines
Tue 9/3012:45 pmCPH - ONT
2 stops18h 45mMultiple Airlines
Deal found 7/7$803
This Ovago deal was found by Cheapflights users on 7/7. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/275:03 pmONT - CPH
2 stops16h 57mBritish Airways
Thu 1/86:45 amCPH - ONT
2 stops20h 08mBritish Airways
Deal found 7/7$849
This KAYAK deal was found by Cheapflights users on 7/7. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/1211:59 pmONT - CPH
2 stops26h 16mAmerican Airlines
Sat 7/192:00 pmCPH - ONT
2 stops18h 54mAmerican Airlines
Deal found 7/7$1,111

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 July 7, 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

Thu 8/21

6:00 am-2:00 pm

2 stops23h 00m

Kastrup Copenhagen

Thu 8/28

9:00 am-10:35 am

2 stops34h 35m

$560

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

Mon 10/13

6:00 am-10:50 am

2 stops19h 50m

Kastrup Copenhagen

Fri 10/17

3:00 pm-10:42 pm

2 stops16h 42m

$586

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

Sat 9/27

2:54 pm-7:05 pm

2 stops19h 11m

Kastrup Copenhagen

Tue 10/14

11:05 am-10:42 pm

2 stops44h 37m

$724

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

Wed 9/17

5:10 am-10:50 am

2 stops20h 40m

Kastrup Copenhagen

Wed 9/24

12:45 pm-8:43 pm

2 stops16h 58m

$801

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

Sun 9/21

6:00 am-7:10 am

2 stops16h 10m

Kastrup Copenhagen

Tue 9/30

12:45 pm-10:30 pm

2 stops18h 45m

$803

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

Sat 12/27

5:03 pm-7:00 pm

2 stops16h 57m

Kastrup Copenhagen

Thu 1/8

6:45 am-5:53 pm

2 stops20h 08m

$849

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

Tue 9/9

5:10 am-7:30 am

2 stops17h 20m

$379

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

Tue 10/7

8:44 am-10:50 am

2 stops17h 06m

$382

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

Wed 10/8

10:06 am-11:30 pm

2 stops28h 24m

$961

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

Sat 10/11

5:05 am-10:50 am

3 stops20h 45m

$3,589

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/6

Showing 1-10 of 11 results
1
2

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 $523). Flying from Ontario to Copenhagen in June is currently the most expensive (average of $915). 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 July 7, 2025.

When flying from Ontario to Copenhagen, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Copenhagen

Get insights into the airlines that provide service to Copenhagen. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Copenhagen. Reviews last updated July 7, 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines, and American Airlines from Ontario to Copenhagen to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,962 reviews

Crew

8.5

Overall

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,962 reviews
Delta
8.0
Very good
7,962 reviews

Crew

8.5

Overall

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,844 reviews
Delta
8.0
Very good
7,962 reviews

Crew

8.5

Overall

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,962 reviews

Crew

8.5

Overall

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air Canada
7.1
Good
9,671 reviews
Delta
8.0
Very good
7,962 reviews

Crew

8.5

Overall

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Iberia
7.0
Good
2,816 reviews
Delta
8.0
Very good
7,962 reviews

Crew

8.5

Overall

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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.

  • What are the cheapest airlines flying from Ontario to Copenhagen round-trip?

    Cheapflights users have booked flights from Ontario to Copenhagen round-trip from $560. Other airlines that can offer you cheap pricing are United Airlines, from $586, and Iberia, from $724. These flights start at 32% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Ontario to Copenhagen one-way?

    $379 is the cheapest one-way deal found within the past few days, from United Airlines. You may also be able to find cheap deals on British Airways and American Airlines, with prices starting from $382 and $961, respectively.

  • 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 $523). Flying from Ontario to Copenhagen in June is currently the most expensive (average of $915). 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 Ontario?

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

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