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Ontario

$555+ 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 3/17. Fares are subject to change and may not be available on all flights or dates of travel.
CPH — ONT
Mar 9 — Mar 161
Sun 3/9
Sun 3/16
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 March 4, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$555
(British Airways)

Popular in

July

Cheapest in

February

Average price

$649
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 ($110 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($22 potential savings vs. average RT price).
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Average for round-trip flights in March 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 March 4, 2025.

This British Airways deal was found by Cheapflights users on 3/4. 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 3/176:40 amCPH - ONT
2 stops25h 14mBritish Airways
Tue 3/252:54 pmONT - CPH
2 stops17h 56mBritish Airways
Deal found 3/4$555
This United Airlines deal was found by Cheapflights users on 3/4. 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 4/236:05 amCPH - ONT
2 stops23h 37mUnited Airlines
Sat 5/105:05 amONT - CPH
2 stops33h 25mUnited Airlines
Deal found 3/4$641
This United Airlines deal was found by Cheapflights users on 3/4. 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 3/56:30 amBLL - ONT
2 stops23h 22mUnited Airlines
Wed 3/1210:38 amONT - BLL
2 stops18h 37mUnited Airlines
Deal found 3/4$825
This Air Canada deal was found by Cheapflights users on 3/4. 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 7/1712:25 pmCPH - ONT
2 stops38h 00mMultiple Airlines
Thu 7/316:32 pmONT - CPH
3 stops51h 38mMultiple Airlines
Deal found 3/4$841
This Delta deal was found by Cheapflights users on 3/4. 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 4/146:00 amCPH - ONT
2 stops19h 33mDelta
Mon 4/215:30 pmONT - CPH
2 stops41h 25mDelta
Deal found 3/4$954
This Air Canada deal was found by Cheapflights users on 3/4. 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 3/172:15 pmCPH - ONT
3 stops30h 29mAir Canada
Tue 3/255:05 amONT - CPH
3 stops23h 20mAir Canada
Deal found 3/4$1,221
This American Airlines deal was found by Cheapflights users on 3/4. 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.
Sun 4/138:50 amCPH - ONT
2 stops22h 20mAmerican Airlines
Sat 4/1910:54 amONT - CPH
2 stops20h 21mAmerican Airlines
Deal found 3/4$1,263
This Iberia deal was found by Cheapflights users on 3/3. 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 5/211:05 amCPH - ONT
2 stops21h 45mIberia
Fri 5/162:44 pmONT - CPH
2 stops19h 21mIberia
Deal found 3/3$1,561
This British Airways deal was found by Cheapflights users on 3/4. 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 4/287:35 amBLL - ONT
2 stops19h 45mBritish Airways
Mon 5/122:44 pmONT - BLL
2 stops16h 36mBritish Airways
Deal found 3/4$1,705

Find flights from Denmark to Ontario within your budget

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 March 4, 2025.

Fly from

Denmark

Fly to

Ontario

Route

Depart

Return

Price

CopenhagenOntario

CPH - ONT

CPHONT

Kastrup Copenhagen

Mon 3/17

6:40 am-11:54 pm

2 stops25h 14m

Ontario

Tue 3/25

2:54 pm-4:50 pm

2 stops17h 56m

$555

CopenhagenOntario

CPH - ONT

CPHONT

Kastrup Copenhagen

Wed 4/23

6:05 am-8:42 pm

2 stops23h 37m

Ontario

Sat 5/10

5:05 am-11:30 pm

2 stops33h 25m

$641

CopenhagenOntario

CPH - ONT

CPHONT

Kastrup Copenhagen

Thu 7/17

12:25 pm-5:25 pm

2 stops38h 00m

Ontario

Thu 7/31

6:32 pm-7:10 am

3 stops51h 38m

$841

CopenhagenOntario

CPH - ONT

CPHONT

Kastrup Copenhagen

Mon 4/14

6:00 am-4:33 pm

2 stops19h 33m

Ontario

Mon 4/21

5:30 pm-7:55 pm

2 stops41h 25m

$954

CopenhagenOntario

CPH - ONT

CPHONT

Kastrup Copenhagen

Mon 3/17

2:15 pm-12:44 pm

3 stops30h 29m

Ontario

Tue 3/25

5:05 am-12:25 pm

3 stops23h 20m

$1,221

CopenhagenOntario

CPH - ONT

CPHONT

Kastrup Copenhagen

Sun 4/13

8:50 am-10:10 pm

2 stops22h 20m

Ontario

Sat 4/19

10:54 am-4:15 pm

2 stops20h 21m

$1,263

CopenhagenOntario

CPH - ONT

CPHONT

Kastrup Copenhagen

Fri 5/2

11:05 am-11:50 pm

2 stops21h 45m

Ontario

Fri 5/16

2:44 pm-7:05 pm

2 stops19h 21m

$1,561

BillundOntario

BLL - ONT

BLLONT

Billund

Mon 4/28

7:35 am-6:20 pm

2 stops19h 45m

Ontario

Mon 5/12

2:44 pm-4:20 pm

2 stops16h 36m

$1,705

CopenhagenOntario

CPH - ONT

CPHONT

Kastrup Copenhagen

Fri 8/8

7:25 am-5:48 pm

2 stops19h 23m

$777

CopenhagenOntario

CPH - ONT

CPHONT

Kastrup Copenhagen

Wed 6/4

10:20 am-11:44 pm

2 stops22h 24m

$778

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/4

Showing 1-10 of 15 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.

Travel insights for flights from Denmark to Ontario

Get recent, data-driven insights about flights from Denmark to Ontario including ideal travel times, pricing trends, and more.

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 $313). 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 March 4, 2025.
Delta
8.0
Very good
8,061 reviews

Crew

8.5

Overall

8.0

Comfort

8.0

Boarding

8.2

Food

7.3

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
8,061 reviews
Delta
8.0
Very good
8,061 reviews

Crew

8.5

Overall

8.0

Comfort

8.0

Boarding

8.2

Food

7.3

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
8,678 reviews
Delta
8.0
Very good
8,061 reviews

Crew

8.5

Overall

8.0

Comfort

8.0

Boarding

8.2

Food

7.3

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
8,061 reviews

Crew

8.5

Overall

8.0

Comfort

8.0

Boarding

8.2

Food

7.3

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
8,832 reviews
Delta
8.0
Very good
8,061 reviews

Crew

8.5

Overall

8.0

Comfort

8.0

Boarding

8.2

Food

7.3

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
2,641 reviews
Delta
8.0
Very good
8,061 reviews

Crew

8.5

Overall

8.0

Comfort

8.0

Boarding

8.2

Food

7.3

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 British Airways ($777), Iberia ($1,089), and American Airlines ($1,344).

  • 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 $313). 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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