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$429+ Cheap flights from Copenhagen (CPH) to Ontario (ONT)

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 1/24. Fares are subject to change and may not be available on all flights or dates of travel.
CPH — ONT
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap flight deals from Copenhagen to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Copenhagen (CPH) to Ontario (ONT). 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 September 15, 2025.

Round-trip from

$626
(American Airlines)

One-way from

$429
(British Airways)

Popular in

July

Cheapest in

February

Average price

$717
From Kastrup Copenhagen to Ontario
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One-way flight from Kastrup Copenhagen to Ontario
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Highest demand for flights based on searches. 11% potential increase in price ($99 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($21 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Copenhagen to Ontario

Cheapest flights from Copenhagen to Ontario
Explore the most affordable flight options available from Copenhagen to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This American Airlines deal was found by Cheapflights users on 9/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/136:45 amCPH - ONT
2 stops20h 37mAmerican Airlines
Mon 11/173:08 pmONT - CPH
2 stops35h 22mAmerican Airlines
Deal found 9/12$626
This Iberia deal was found by Cheapflights users on 9/14. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/147:20 amCPH - ONT
2 stops24h 22mMultiple Airlines
Tue 10/212:51 pmONT - CPH
2 stops19h 24mMultiple Airlines
Deal found 9/14$629
This United Airlines deal was found by Cheapflights users on 9/15. 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 9/296:10 amCPH - ONT
2 stops25h 42mUnited Airlines
Mon 10/69:36 amONT - CPH
2 stops21h 49mUnited Airlines
Deal found 9/15$697
This British Airways deal was found by Cheapflights users on 9/13. 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.
Thu 12/2512:15 pmCPH - ONT
2 stops18h 59mBritish Airways
Fri 1/95:03 pmONT - CPH
2 stops15h 32mBritish Airways
Deal found 9/13$735
This Iberia deal was found by Cheapflights users on 9/13. 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.
Wed 12/2411:20 amCPH - ONT
2 stops43h 54mIberia
Sat 1/106:37 amONT - CPH
2 stops19h 03mIberia
Deal found 9/13$762
This Air Canada deal was found by Cheapflights users on 9/13. 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.
Mon 9/2912:25 pmCPH - ONT
3 stops33h 26mMultiple Airlines
Mon 10/66:00 amONT - CPH
2 stops19h 50mMultiple Airlines
Deal found 9/13$829
This Air Canada deal was found by Cheapflights users on 9/14. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1812:35 pmCPH - ONT
2 stops17h 08mMultiple Airlines
Thu 9/259:36 amONT - CPH
2 stops16h 29mMultiple Airlines
Deal found 9/14$940
This Ovago deal was found by Cheapflights users on 9/14. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/710:55 amCPH - ONT
2 stops20h 47mBritish Airways
Tue 10/148:15 amONT - CPH
2 stops17h 35mBritish Airways
Deal found 9/14$946
This Delta deal was found by Cheapflights users on 9/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/296:10 amCPH - ONT
2 stops22h 05mDelta
Mon 10/611:36 amONT - CPH
1 stop14h 14mDelta
Deal found 9/15$972
This United Airlines deal was found by Cheapflights users on 9/13. 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 12/410:10 amCPH - ONT
2 stops21h 39mUnited Airlines
Tue 12/235:05 amONT - CPH
2 stops22h 10mUnited Airlines
Deal found 9/13$1,032
This American Airlines deal was found by Cheapflights users on 9/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/297:20 amCPH - ONT
2 stops23h 28mAmerican Airlines
Fri 10/34:45 pmONT - CPH
2 stops21h 50mAmerican Airlines
Deal found 9/14$1,064

Cheapflights Fare Finder

 
Customize your flight search to find flights from Copenhagen to Ontario 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 September 15, 2025.
Use the filters below to find and compare flights from Copenhagen to Ontario that are best for you.

Fly from

Copenhagen

Fly to

Ontario

Route

Depart

Return

Price

CopenhagenOntario

CPH - ONT

CPHONT

Kastrup Copenhagen

Thu 11/13

6:45 am-6:22 pm

2 stops20h 37m

Ontario

Mon 11/17

3:08 pm-11:30 am

2 stops35h 22m

$626

CopenhagenOntario

CPH - ONT

CPHONT

Kastrup Copenhagen

Fri 11/21

10:35 am-11:57 pm

2 stops22h 22m

Ontario

Sat 12/6

7:00 am-11:45 am

2 stops19h 45m

$629

CopenhagenOntario

CPH - ONT

CPHONT

Kastrup Copenhagen

Tue 10/14

7:20 am-10:42 pm

2 stops24h 22m

Ontario

Tue 10/21

2:51 pm-7:15 pm

2 stops19h 24m

$629

CopenhagenOntario

CPH - ONT

CPHONT

Kastrup Copenhagen

Mon 9/29

6:10 am-10:52 pm

2 stops25h 42m

Ontario

Mon 10/6

9:36 am-4:25 pm

2 stops21h 49m

$697

CopenhagenOntario

CPH - ONT

CPHONT

Kastrup Copenhagen

Thu 12/25

12:15 pm-10:14 pm

2 stops18h 59m

Ontario

Fri 1/9

5:03 pm-5:35 pm

2 stops15h 32m

$735

CopenhagenOntario

CPH - ONT

CPHONT

Kastrup Copenhagen

Wed 12/24

11:20 am-10:14 pm

2 stops43h 54m

Ontario

Sat 1/10

6:37 am-10:40 am

2 stops19h 03m

$762

CopenhagenOntario

CPH - ONT

CPHONT

Kastrup Copenhagen

Tue 10/7

10:55 am-10:42 pm

2 stops20h 47m

Ontario

Tue 10/14

8:15 am-10:50 am

2 stops17h 35m

$946

CopenhagenOntario

CPH - ONT

CPHONT

Kastrup Copenhagen

Wed 1/14

12:55 pm-10:37 pm

2 stops18h 42m

Ontario

Fri 1/30

8:55 am-11:45 am

2 stops17h 50m

$948

CopenhagenOntario

CPH - ONT

CPHONT

Kastrup Copenhagen

Sat 1/24

6:15 am-5:53 pm

2 stops20h 38m

$429

CopenhagenOntario

CPH - ONT

CPHONT

Kastrup Copenhagen

Mon 12/29

11:00 am-11:46 pm

2 stops45h 46m

$453

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 20 results
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Best time to book a flight from Copenhagen to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Copenhagen 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 Copenhagen to Ontario

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

Currently, August is the cheapest month in which you can book a flight from Copenhagen to Ontario (average of $246). Flying from Copenhagen to Ontario in March is currently the most expensive (average of $328). 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 Copenhagen to Ontario. 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 Copenhagen to Ontario?

    There are many flights that can get you from Copenhagen to Ontario in 20h 37m. Fly via American Airlines to get the fastest option. Airlines will cover a distance of 5579 mi.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Copenhagen to Ontario (average of $246). Flying from Copenhagen to Ontario in March is currently the most expensive (average of $328). 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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