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$495+ 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 7/2. Fares are subject to change and may not be available on all flights or dates of travel.
CPH — ONT
May 6 — May 131
Tue 5/6
Tue 5/13
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 May 1, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$675
(United Airlines)

One-way from

$495
(Kiwi.com)

Popular in

July

Cheapest in

February

Average price

$685
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 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. 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 May 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 May 1, 2025.

This United Airlines deal was found by Cheapflights users on 4/30. 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 9/1712:45 pmCPH - ONT
2 stops16h 48mUnited Airlines
Fri 10/31:15 pmONT - CPH
2 stops15h 55mUnited Airlines
Deal found 4/30$675
This Lufthansa deal was found by Cheapflights users on 4/30. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/156:05 amCPH - ONT
2 stops23h 48mMultiple Airlines
Mon 5/196:00 amONT - CPH
2 stops23h 10mMultiple Airlines
Deal found 4/30$716
This Delta deal was found by Cheapflights users on 4/30. 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.
Sun 7/271:25 pmCPH - ONT
1 stop18h 02mDelta
Tue 8/1210:59 pmONT - CPH
1 stop26h 51mDelta
Deal found 4/30$982
This Air Canada deal was found by Cheapflights users on 4/30. 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 5/1512:20 pmCPH - ONT
3 stops33h 18mAir Canada
Fri 5/305:10 amONT - CPH
3 stops20h 40mAir Canada
Deal found 4/30$1,278
This British Airways deal was found by Cheapflights users on 4/30. 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.
Fri 5/307:25 amCPH - ONT
2 stops19h 58mBritish Airways
Fri 6/64:50 pmONT - CPH
2 stops17h 00mBritish Airways
Deal found 4/30$1,922

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 May 1, 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

Wed 9/17

12:45 pm-8:33 pm

2 stops16h 48m

Ontario

Fri 10/3

1:15 pm-2:10 pm

2 stops15h 55m

$675

CopenhagenOntario

CPH - ONT

CPHONT

Kastrup Copenhagen

Thu 5/15

6:05 am-8:53 pm

2 stops23h 48m

Ontario

Mon 5/19

6:00 am-2:10 pm

2 stops23h 10m

$716

CopenhagenOntario

CPH - ONT

CPHONT

Kastrup Copenhagen

Sun 7/27

1:25 pm-10:27 pm

1 stop18h 02m

Ontario

Tue 8/12

10:59 pm-10:50 am

1 stop26h 51m

$982

CopenhagenOntario

CPH - ONT

CPHONT

Kastrup Copenhagen

Thu 5/15

12:20 pm-12:38 pm

3 stops33h 18m

Ontario

Fri 5/30

5:10 am-10:50 am

3 stops20h 40m

$1,278

CopenhagenOntario

CPH - ONT

CPHONT

Kastrup Copenhagen

Fri 5/30

7:25 am-6:23 pm

2 stops19h 58m

Ontario

Fri 6/6

4:50 pm-6:50 pm

2 stops17h 00m

$1,922

CopenhagenOntario

CPH - ONT

CPHONT

Kastrup Copenhagen

Wed 7/2

9:15 am-11:52 am

3 stops59h 37m

$495

CopenhagenOntario

CPH - ONT

CPHONT

Kastrup Copenhagen

Thu 10/9

8:50 am-5:45 pm

2 stops17h 55m

$831

CopenhagenOntario

CPH - ONT

CPHONT

Kastrup Copenhagen

Fri 5/30

7:25 am-6:23 pm

2 stops19h 58m

$846

CopenhagenOntario

CPH - ONT

CPHONT

Kastrup Copenhagen

Fri 6/6

11:05 am-11:02 pm

2 stops20h 57m

$851

CopenhagenOntario

CPH - ONT

CPHONT

Kastrup Copenhagen

Wed 9/3

1:25 pm-10:29 pm

1 stop18h 04m

$883

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 11 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.

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 May 1, 2025.
Delta
8.0
Very good
7,934 reviews

Overall

8.0

Entertainment

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Comfort

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
7,934 reviews
Delta
8.0
Very good
7,934 reviews

Overall

8.0

Entertainment

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Comfort

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
7,934 reviews

Overall

8.0

Entertainment

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Comfort

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
7,934 reviews

Overall

8.0

Entertainment

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Comfort

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
9,245 reviews
Delta
8.0
Very good
7,934 reviews

Overall

8.0

Entertainment

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Comfort

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
2,700 reviews
Delta
8.0
Very good
7,934 reviews

Overall

8.0

Entertainment

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Comfort

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 Copenhagen to Ontario. 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 Copenhagen to Ontario round-trip?

    United Airlines, at $675, was found to be the cheapest airline from Copenhagen to Ontario.Alternate airlines to your destination round-trip include Delta and Air Canada.

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

    For one-way options, check prices for American Airlines. According to our data, you can fly for as low as $831. Users have also found prices from $846 and $851 on British Airways and Iberia, respectively.

  • 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.

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