HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Ontario

$421+ 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 2/13. Fares are subject to change and may not be available on all flights or dates of travel.
CPH — ONT
Jan 22 — Jan 291
Thu 1/22
Thu 1/29
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Copenhagen to Ontario 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 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 December 23, 2025.

This United Airlines deal was found by Cheapflights users on 12/23. 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 12/286:50 amCPH - ONT
2 stops24h 51mUnited Airlines
Mon 1/126:00 amONT - CPH
2 stops27h 15mUnited Airlines
Deal found 12/23$962
This United Airlines deal was found by Cheapflights users on 12/21. 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 12/286:00 amCPH - ONT
2 stops25h 41mUnited Airlines
Sun 1/411:59 pmONT - CPH
2 stops32h 31mUnited Airlines
Deal found 12/21$1,025
This Priceline deal was found by Cheapflights users on 12/23. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2710:35 amCPH - ONT
2 stops20h 39mBritish Airways
Sun 1/114:45 pmONT - CPH
2 stops20h 00mBritish Airways
Deal found 12/23$1,978
This Cheapflightsfares deal was found by Cheapflights users on 12/22. 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.
Tue 12/238:40 amCPH - ONT
2 stops18h 36mMultiple Airlines
Tue 12/302:49 pmONT - CPH
2 stops17h 06mMultiple Airlines
Deal found 12/22$2,590
This Icelandair deal was found by Cheapflights users on 12/21. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2712:55 pmCPH - ONT
2 stops20h 10mMultiple Airlines
Mon 1/128:55 amONT - CPH
2 stops17h 50mMultiple Airlines
Deal found 12/21$3,505
This Icelandair deal was found by Cheapflights users on 12/21. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2712:55 pmCPH - ONT
2 stops20h 10mMultiple Airlines
Sun 1/119:45 amONT - CPH
2 stops17h 00mMultiple Airlines
Deal found 12/21$3,520
This British Airways deal was found by Cheapflights users on 12/22. 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.
Mon 12/228:25 pmCPH - ONT
2 stops30h 51mBritish Airways
Fri 12/264:47 pmONT - CPH
2 stops15h 48mBritish Airways
Deal found 12/22$3,772
This Icelandair deal was found by Cheapflights users on 12/21. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2512:55 pmCPH - ONT
2 stops20h 19mMultiple Airlines
Mon 1/510:44 amONT - CPH
2 stops16h 01mMultiple Airlines
Deal found 12/21$4,799

Find 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 December 23, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$577
(American Airlines)

One-way from

$421
(Finnair)

Popular in

July

Cheapest in

February

Average price

$875
Provider with most accurate pricing for Kastrup Copenhagen-Los Angeles flight deals.
Search Deals
Provider most trusted by Cheapflights users for Kastrup Copenhagen-Los Angeles flights.
Search Deals
From Kastrup Copenhagen to Ontario
Search Deals
One-way flight from Kastrup Copenhagen to Ontario
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($79 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($19 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 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 December 23, 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

Fri 1/23

8:25 am-10:48 pm

2 stops23h 23m

Ontario

Mon 2/2

3:09 pm-5:10 pm

2 stops17h 01m

$577

CopenhagenOntario

CPH - ONT

CPHONT

Kastrup Copenhagen

Thu 2/26

12:15 pm-11:58 pm

2 stops20h 43m

Ontario

Mon 3/2

10:59 am-5:10 pm

2 stops21h 11m

$588

CopenhagenOntario

CPH - ONT

CPHONT

Kastrup Copenhagen

Thu 2/26

6:45 am-10:49 pm

2 stops25h 04m

Ontario

Mon 3/2

7:10 am-11:30 am

2 stops19h 20m

$592

CopenhagenOntario

CPH - ONT

CPHONT

Kastrup Copenhagen

Mon 1/12

11:20 am-10:08 am

2 stops31h 48m

Ontario

Sat 1/24

7:16 am-10:40 am

2 stops18h 24m

$661

CopenhagenOntario

CPH - ONT

CPHONT

Kastrup Copenhagen

Wed 1/14

11:20 am-10:48 pm

2 stops44h 28m

Ontario

Sat 1/24

7:16 am-10:40 am

2 stops18h 24m

$661

CopenhagenOntario

CPH - ONT

CPHONT

Kastrup Copenhagen

Wed 1/14

11:20 am-10:48 pm

2 stops44h 28m

Ontario

Tue 1/20

6:00 am-10:40 am

2 stops19h 40m

$661

CopenhagenOntario

CPH - ONT

CPHONT

Kastrup Copenhagen

Mon 1/12

11:20 am-10:08 am

2 stops31h 48m

Ontario

Thu 1/22

7:16 am-10:35 am

2 stops18h 19m

$661

CopenhagenOntario

CPH - ONT

CPHONT

Kastrup Copenhagen

Mon 1/12

11:20 am-10:08 am

2 stops31h 48m

Ontario

Fri 1/23

10:58 am-10:40 am

2 stops38h 42m

$661

CopenhagenOntario

CPH - ONT

CPHONT

Kastrup Copenhagen

Wed 1/14

11:20 am-10:48 pm

2 stops44h 28m

Ontario

Sun 1/18

6:00 am-10:40 am

2 stops19h 40m

$661

CopenhagenOntario

CPH - ONT

CPHONT

Kastrup Copenhagen

Wed 1/14

11:20 am-10:48 pm

2 stops44h 28m

Ontario

Fri 1/23

10:58 am-10:40 am

2 stops38h 42m

$661

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/22

Showing 1-10 of 22 results
1
2
3

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, February is the cheapest month in which you can book a flight from Copenhagen to Ontario (average of $489). Flying from Copenhagen to Ontario in July is currently the most expensive (average of $680). 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 23h 23m. Fly via American Airlines, British Airways, or Iberia to get the fastest option. Airlines will cover 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 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, February is the cheapest month in which you can book a flight from Copenhagen to Ontario (average of $489). Flying from Copenhagen to Ontario in July is currently the most expensive (average of $680). 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

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.

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.