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Cheap flights from Ontario to Copenhagen from $209

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Copenhagen departing on 8/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Ontario to Copenhagen

Cheap round-trip flights

Enter your travel dates to find the best prices.
British Airways Logo
5:02 pm - 8:50 pm
ONT
-
CPH
18h 48m
2 stops
British Airways Logo
8:50 am - 6:37 pm
CPH
-
ONT
18h 47m
2 stops
$532British Airways
Sun, Mar 29 - Tue, Apr 14
United Airlines Logo
5:10 am - 10:50 am
ONT
-
CPH
20h 40m
2 stops
United Airlines Logo
12:45 pm - 12:14 pm
CPH
-
ONT
32h 29m
2 stops
$536United Airlines
Tue, Apr 7 - Wed, Apr 22
United Airlines Logo
11:59 pm - 11:25 am
ONT
-
CPH
27h 26m
2 stops
United Airlines Logo
12:45 pm - 12:14 pm
CPH
-
ONT
32h 29m
2 stops
$540United Airlines
Sat, Mar 21 - Tue, Mar 31
United Airlines Logo
6:00 am - 10:50 am
ONT
-
CPH
19h 50m
2 stops
United Airlines Logo
12:45 pm - 12:14 pm
CPH
-
ONT
32h 29m
2 stops
$547United Airlines
Tue, Apr 7 - Tue, Apr 21
British Airways Logo
5:02 pm - 11:15 pm
ONT
-
CPH
21h 13m
2 stops
British Airways Logo
8:50 am - 6:37 pm
CPH
-
ONT
18h 47m
2 stops
$555British Airways
Mon, Mar 30 - Tue, Apr 14
United Airlines Logo
6:49 pm - 10:50 am
ONT
-
CPH
55h 01m
2 stops
United Airlines Logo
12:45 pm - 5:47 pm
CPH
-
ONT
38h 02m
2 stops
$556United Airlines
Sat, Apr 11 - Sun, Apr 19
United Airlines Logo
1:27 pm - 10:50 am
ONT
-
CPH
36h 23m
2 stops
United Airlines Logo
12:45 pm - 12:14 pm
CPH
-
ONT
32h 29m
2 stops
$559United Airlines
Fri, Apr 3 - Fri, Apr 17
United Airlines Logo
1:45 pm - 5:35 pm
ONT
-
CPH
18h 50m
2 stops
United Airlines Logo
10:10 am - 10:18 pm
CPH
-
ONT
20h 08m
2 stops
$567United Airlines
Tue, Mar 3 - Thu, Mar 12
British Airways Logo
2:39 pm - 5:20 pm
ONT
-
CPH
17h 41m
2 stops
British Airways Logo
1:00 pm - 10:30 pm
CPH
-
ONT
41h 30m
2 stops
$574British Airways
Wed, Mar 4 - Wed, Mar 18
United Airlines Logo
6:00 am - 10:50 am
ONT
-
CPH
19h 50m
2 stops
United Airlines Logo
10:10 am - 9:50 pm
CPH
-
ONT
20h 40m
2 stops
$579United Airlines
Thu, Apr 2 - Thu, Apr 16

British Airways flights from Ontario to Copenhagen

Our best British Airways deals on Ontario to Copenhagen flight tickets
British Airways
Mar 29
ONT5:02 pmOntario
18h 48m
2 stops
CPH8:50 pmKastrup Copenhagen
Apr 14
CPH8:50 amKastrup Copenhagen
18h 47m
2 stops
ONT6:37 pmOntario
$532
British Airways
Mar 30
ONT5:02 pmOntario
21h 13m
2 stops
CPH11:15 pmKastrup Copenhagen
Apr 14
CPH8:50 amKastrup Copenhagen
18h 47m
2 stops
ONT6:37 pmOntario
$555
British Airways
Mar 4
ONT2:39 pmOntario
17h 41m
2 stops
CPH5:20 pmKastrup Copenhagen
Mar 18
CPH1:00 pmKastrup Copenhagen
41h 30m
2 stops
ONT10:30 pmOntario
$574

United Airlines flights from Ontario to Copenhagen

Our best United Airlines deals on Ontario to Copenhagen flight tickets
United Airlines
Apr 7
ONT5:10 amOntario
20h 40m
2 stops
CPH10:50 amKastrup Copenhagen
Apr 22
CPH12:45 pmKastrup Copenhagen
32h 29m
2 stops
ONT12:14 pmOntario
$536
United Airlines
Mar 21
ONT11:59 pmOntario
27h 26m
2 stops
CPH11:25 amKastrup Copenhagen
Mar 31
CPH12:45 pmKastrup Copenhagen
32h 29m
2 stops
ONT12:14 pmOntario
$540
United Airlines
Apr 7
ONT6:00 amOntario
19h 50m
2 stops
CPH10:50 amKastrup Copenhagen
Apr 21
CPH12:45 pmKastrup Copenhagen
32h 29m
2 stops
ONT12:14 pmOntario
$547

momondo Fare Finder

 
Customize your flight search to find flights from Ontario to Copenhagen 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, momondo users made 832,500 searches. Data last updated February 13, 2026.
Use the filters below to find and compare flights from Ontario to Copenhagen that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

Sun 3/29

5:02 pm-8:50 pm

2 stops18h 48m

Kastrup Copenhagen

Tue 4/14

8:50 am-6:37 pm

2 stops18h 47m

$532

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

Tue 4/7

5:10 am-10:50 am

2 stops20h 40m

Kastrup Copenhagen

Wed 4/22

12:45 pm-12:14 pm

2 stops32h 29m

$536

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

Sat 3/21

11:59 pm-11:25 am

2 stops27h 26m

Kastrup Copenhagen

Tue 3/31

12:45 pm-12:14 pm

2 stops32h 29m

$540

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

Tue 4/7

6:00 am-10:50 am

2 stops19h 50m

Kastrup Copenhagen

Tue 4/21

12:45 pm-12:14 pm

2 stops32h 29m

$547

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

Mon 3/30

5:02 pm-11:15 pm

2 stops21h 13m

Kastrup Copenhagen

Tue 4/14

8:50 am-6:37 pm

2 stops18h 47m

$555

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

Sat 4/11

6:49 pm-10:50 am

2 stops55h 01m

Kastrup Copenhagen

Sun 4/19

12:45 pm-5:47 pm

2 stops38h 02m

$556

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

Fri 4/3

1:27 pm-10:50 am

2 stops36h 23m

Kastrup Copenhagen

Fri 4/17

12:45 pm-12:14 pm

2 stops32h 29m

$559

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

Tue 3/3

1:45 pm-5:35 pm

2 stops18h 50m

Kastrup Copenhagen

Thu 3/12

10:10 am-10:18 pm

2 stops20h 08m

$567

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

Wed 3/4

2:39 pm-5:20 pm

2 stops17h 41m

Kastrup Copenhagen

Wed 3/18

1:00 pm-10:30 pm

2 stops41h 30m

$574

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

Thu 4/2

6:00 am-10:50 am

2 stops19h 50m

Kastrup Copenhagen

Thu 4/16

10:10 am-9:50 pm

2 stops20h 40m

$579

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Copenhagen from

How to get the cheapest flight ticket from Ontario to Copenhagen

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Copenhagen?

The cheapest day to depart from Ontario to Copenhagen is on a Tuesday when prices can be found for as low as $672. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Ontario to Copenhagen for around $763.

What is the cheapest time of day to depart on your flight to Copenhagen?

Flying to Copenhagen from Ontario at noon is the least expensive time of day to depart. momondo users have found prices as low as $627 when looking at flights departing at noon. Try not to purchase tickets in the afternoon because they tend to be around $709. Of course, these prices can vary depending on the time of year and what airport you fly to.

When to book flights from Ontario to Copenhagen

Are you open to changing your travel dates? Check out the ideal times to fly from Ontario to Copenhagen according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Ontario to Copenhagen (ONT to CPH) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Copenhagen

Fastest flight time

17h 36m

Direct flights

None
The fastest flight from Ontario to Copenhagen takes 17h 36m
There are no direct flights from Ontario to Copenhagen. There are no popular flight routes from Ontario to Copenhagen.
Search flight deals

  • How far is Ontario to Kastrup Copenhagen by plane?

    The distance between Ontario and Kastrup Copenhagen is about 5574.9 mi. 17h 36m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Ontario Airport to Kastrup Copenhagen Airport?

    Prices for flights from Ontario Airport to Kastrup Copenhagen Airport were last updated today.

  • How old do you have to be to fly from Ontario Airport to Kastrup Copenhagen Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Kastrup Copenhagen Airport.

  • What documentation or ID do you need to fly to Kastrup Copenhagen Airport?

    The travel and health documents required for your trip to Kastrup Copenhagen Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Kastrup Copenhagen Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Traveling to a place near Copenhagen?

Book flights to Copenhagen if you plan to visit one of these locations
Kastrup
Roskilde

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Copenhagen?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Ontario to Copenhagen. momondo saves you time and could save you money on your trip.

Can I find flights from Ontario to Copenhagen with flexible booking policies on momondo?

Yes. All flights to Copenhagen from Ontario on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Ontario to Copenhagen?

momondo helps you find the best flight between Ontario and Copenhagen by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Ontario to Copenhagen right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Ontario to Copenhagen now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Copenhagen and let you know when they change.

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