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Ontario

$562+ Cheap flights from Denmark to Ontario (ONT)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/1. Fares are subject to change and may not be available on all flights or dates of travel.
CPH — ONT
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
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Cheap flight deals from Denmark to Ontario

Keep the following information in mind while searching for Denmark to Ontario flight deals. Data was last updated April 29, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$562
(United Airlines)

Popular in

July

Cheapest in

February

Average price

$738
Provider with most accurate pricing for Kastrup Copenhagen-Los Angeles flight deals.
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Provider most trusted by Cheapflights users for Kastrup Copenhagen-Los Angeles flights.
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From Denmark to Ontario
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($112 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($23 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Denmark to Ontario

Cheapest flights from Denmark to Ontario
Explore the most affordable flight options available from Denmark to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.

This United Airlines deal was found by Cheapflights users on 4/29. 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.
Wed 10/19:35 amCPH - ONT
2 stops22h 17mUnited Airlines
Wed 10/81:15 pmONT - CPH
2 stops15h 55mUnited Airlines
Deal found 4/29$562
This Travelis deal was found by Cheapflights users on 4/29. 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 Travelis is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/208:00 pmCPH - ONT
2 stops31h 17mBritish Airways
Wed 8/2710:50 amONT - CPH
2 stops20h 00mBritish Airways
Deal found 4/29$633
This Delta deal was found by Cheapflights users on 4/28. 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.
Thu 6/129:00 amCPH - ONT
2 stops22h 25mDelta
Thu 6/1910:05 pmONT - CPH
2 stops23h 25mDelta
Deal found 4/28$642
This Air Canada deal was found by Cheapflights users on 4/28. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/1212:35 pmCPH - ONT
3 stops32h 56mMultiple Airlines
Thu 6/195:10 amONT - CPH
2 stops17h 00mMultiple Airlines
Deal found 4/28$848
This Iberia deal was found by Cheapflights users on 4/28. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/911:05 amCPH - ONT
2 stops21h 38mIberia
Sat 12/66:40 amONT - CPH
2 stops19h 00mIberia
Deal found 4/28$914
This Delta deal was found by Cheapflights users on 4/29. 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.
Fri 6/62:15 pmBLL - ONT
2 stops18h 27mDelta
Fri 6/201:15 pmONT - BLL
2 stops15h 30mDelta
Deal found 4/29$981
This Air Canada deal was found by Cheapflights users on 4/28. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/1212:35 pmCPH - ONT
3 stops32h 56mAir Canada
Thu 6/196:32 pmONT - CPH
3 stops51h 38mAir Canada
Deal found 4/28$1,032
This British Airways deal was found by Cheapflights users on 4/29. 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.
Sat 12/201:05 pmBLL - ONT
2 stops19h 43mBritish Airways
Sat 1/35:03 pmONT - BLL
2 stops17h 42mBritish Airways
Deal found 4/29$1,533

Cheapflights Fare Finder

Customize your flight search to find flights from Denmark 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 April 29, 2025.
Use the filters below to find and compare flights from Denmark to Ontario that are best for you.

Fly from

Denmark

Fly to

Ontario

Route

Depart

Return

Price

CopenhagenOntario

CPH - ONT

CPHONT

Kastrup Copenhagen

Wed 10/1

9:35 am-10:52 pm

2 stops22h 17m

Ontario

Wed 10/8

1:15 pm-2:10 pm

2 stops15h 55m

$562

CopenhagenOntario

CPH - ONT

CPHONT

Kastrup Copenhagen

Wed 8/20

8:00 pm-6:17 pm

2 stops31h 17m

Ontario

Wed 8/27

10:50 am-3:50 pm

2 stops20h 00m

$633

CopenhagenOntario

CPH - ONT

CPHONT

Kastrup Copenhagen

Thu 6/12

9:00 am-10:25 pm

2 stops22h 25m

Ontario

Thu 6/19

10:05 pm-6:30 am

2 stops23h 25m

$642

CopenhagenOntario

CPH - ONT

CPHONT

Kastrup Copenhagen

Thu 6/12

12:35 pm-12:31 pm

3 stops32h 56m

Ontario

Thu 6/19

5:10 am-7:10 am

2 stops17h 00m

$848

CopenhagenOntario

CPH - ONT

CPHONT

Kastrup Copenhagen

Fri 5/9

11:05 am-11:43 pm

2 stops21h 38m

Ontario

Sat 12/6

6:40 am-10:40 am

2 stops19h 00m

$914

BillundOntario

BLL - ONT

BLLONT

Billund

Fri 6/6

2:15 pm-11:42 pm

2 stops18h 27m

Ontario

Fri 6/20

1:15 pm-1:45 pm

2 stops15h 30m

$981

CopenhagenOntario

CPH - ONT

CPHONT

Kastrup Copenhagen

Thu 6/12

12:35 pm-12:31 pm

3 stops32h 56m

Ontario

Thu 6/19

6:32 pm-7:10 am

3 stops51h 38m

$1,032

BillundOntario

BLL - ONT

BLLONT

Billund

Sun 6/15

3:45 pm-10:14 pm

2 stops39h 29m

Ontario

Mon 6/30

12:49 pm-4:20 pm

2 stops18h 31m

$2,144

CopenhagenOntario

CPH - ONT

CPHONT

Kastrup Copenhagen

Mon 5/26

1:15 pm-9:58 pm

2 stops17h 43m

$825

CopenhagenOntario

CPH - ONT

CPHONT

Kastrup Copenhagen

Wed 6/11

7:20 am-6:12 pm

2 stops19h 52m

$828

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 14 results
1
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Best time to book a flight from Denmark to Ontario

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

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

Currently, August is the cheapest month in which you can book a flight from Denmark to Ontario (average of $246). Flying from Denmark 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.

Rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Ontario ranges from 0.1 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. June is typically the driest time to visit Ontario when rainfall is around 0.1 in.

Temperature in Ontario by month

Plan your trip to Ontario by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Ontario, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 53.6 F).

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated April 29, 2025.
Read through reviews of airlines operating flights from Denmark to Ontario, such as Delta, United Airlines and American Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,936 reviews

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,936 reviews
Delta
8.0
Very good
7,936 reviews

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,696 reviews
Delta
8.0
Very good
7,936 reviews

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,936 reviews

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Air Canada
7.0
Good
9,242 reviews
Delta
8.0
Very good
7,936 reviews

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Iberia
7.0
Good
2,696 reviews
Delta
8.0
Very good
7,936 reviews

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Denmark to Ontario. 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 into for flights to Ontario from Denmark?

    If you book a flight to Ontario from Denmark, you will be flying to Ontario, which is the city’s only airport. Ontario (ONT) is located 3.1 mi from the center of Ontario.

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

    The cheapest airlines for a one-way flight from Denmark to Ontario are American Airlines ($825), British Airways ($828), and Delta ($1,050).

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Denmark to Ontario (average of $246). Flying from Denmark 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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