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Cheap flights from Ontario to Copenhagen from $268

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 9/1. 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.
Multiple Airlines Logo
7:00 am - 8:55 am
ONT
-
CPH
16h 55m
2 stops
Multiple Airlines Logo
12:45 pm - 8:52 pm
CPH
-
ONT
17h 07m
2 stops
$673Multiple Airlines
Tue, Aug 11 - Tue, Aug 25
United Airlines Logo
1:44 pm - 11:30 pm
ONT
-
CPH
24h 46m
2 stops
United Airlines Logo
12:15 pm - 12:38 pm
CPH
-
ONT
33h 23m
2 stops
$678United Airlines
Wed, Aug 19 - Wed, Sep 2
United Airlines Logo
1:44 pm - 11:30 pm
ONT
-
CPH
24h 46m
2 stops
United Airlines Logo
12:15 pm - 6:19 pm
CPH
-
ONT
39h 04m
2 stops
$679United Airlines
Wed, Aug 19 - Wed, Sep 2
Air Canada Logo
5:10 am - 10:50 am
ONT
-
CPH
20h 40m
2 stops
Air Canada Logo
12:45 pm - 8:36 pm
CPH
-
ONT
40h 51m
2 stops
$682Air Canada
Tue, Apr 7 - Sun, Apr 12
United Airlines Logo
6:00 am - 10:50 am
ONT
-
CPH
19h 50m
2 stops
United Airlines Logo
12:45 pm - 10:31 pm
CPH
-
ONT
18h 46m
2 stops
$688United Airlines
Mon, Mar 30 - Tue, Apr 7
United Airlines Logo
6:00 am - 10:50 am
ONT
-
CPH
19h 50m
2 stops
United Airlines Logo
12:45 pm - 8:36 pm
CPH
-
ONT
16h 51m
2 stops
$689United Airlines
Tue, Apr 14 - Tue, Apr 28
United Airlines Logo
1:27 pm - 10:50 am
ONT
-
CPH
36h 23m
2 stops
United Airlines Logo
12:45 pm - 5:47 pm
CPH
-
ONT
38h 02m
2 stops
$699United Airlines
Wed, Apr 15 - Sun, Apr 19
Multiple Airlines Logo
1:18 pm - 8:55 am
ONT
-
CPH
34h 37m
3 stops
Multiple Airlines Logo
12:15 pm - 12:38 pm
CPH
-
ONT
33h 23m
2 stops
$705Multiple Airlines
Wed, Aug 19 - Wed, Sep 2
United Airlines Logo
5:10 am - 10:50 am
ONT
-
CPH
20h 40m
2 stops
United Airlines Logo
12:45 pm - 10:31 pm
CPH
-
ONT
18h 46m
2 stops
$706United Airlines
Thu, Apr 16 - Fri, Apr 24
British Airways Logo
4:52 pm - 11:10 pm
ONT
-
CPH
21h 18m
2 stops
British Airways Logo
9:45 pm - 6:37 pm
CPH
-
ONT
29h 52m
2 stops
$709British Airways
Tue, Apr 7 - Mon, Apr 13

KLM flights from Ontario to Copenhagen

Our best KLM deals on Ontario to Copenhagen flight tickets
KLM
Apr 26
ONT12:49 pmOntario
18h 31m
2 stops
CPH4:20 pmKastrup Copenhagen
May 12
CPH6:00 amKastrup Copenhagen
20h 10m
2 stops
ONT5:10 pmOntario
$712
KLM
Apr 26
ONT5:05 pmOntario
16h 10m
2 stops
CPH6:15 pmKastrup Copenhagen
May 12
CPH6:00 amKastrup Copenhagen
20h 10m
2 stops
ONT5:10 pmOntario
$723

Air Canada flights from Ontario to Copenhagen

Our best Air Canada deals on Ontario to Copenhagen flight tickets
Air Canada
Apr 7
ONT5:10 amOntario
20h 40m
2 stops
CPH10:50 amKastrup Copenhagen
Apr 12
CPH12:45 pmKastrup Copenhagen
40h 51m
2 stops
ONT8:36 pmOntario
$682
Air Canada
Aug 19
ONT1:18 pmOntario
34h 37m
3 stops
CPH8:55 amKastrup Copenhagen
Sep 2
CPH12:15 pmKastrup Copenhagen
41h 37m
3 stops
ONT8:52 pmOntario
$714
Air Canada
May 2
ONT1:40 pmOntario
60h 10m
2 stops
CPH10:50 amKastrup Copenhagen
May 17
CPH12:45 pmKastrup Copenhagen
56h 53m
2 stops
ONT12:38 pmOntario
$715

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 March 16, 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

Cheapest round-trip
Quickest round-trip

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

Tue 8/11

7:00 am-8:55 am

2 stops16h 55m

Kastrup Copenhagen

Tue 8/25

12:45 pm-8:52 pm

2 stops17h 07m

$673

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

Wed 8/19

1:44 pm-11:30 pm

2 stops24h 46m

Kastrup Copenhagen

Wed 9/2

12:15 pm-12:38 pm

2 stops33h 23m

$678

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

Wed 8/19

1:44 pm-11:30 pm

2 stops24h 46m

Kastrup Copenhagen

Wed 9/2

12:15 pm-6:19 pm

2 stops39h 04m

$679

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

Tue 4/7

5:10 am-10:50 am

2 stops20h 40m

Kastrup Copenhagen

Sun 4/12

12:45 pm-8:36 pm

2 stops40h 51m

$682

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

Mon 3/30

6:00 am-10:50 am

2 stops19h 50m

Kastrup Copenhagen

Tue 4/7

12:45 pm-10:31 pm

2 stops18h 46m

$688

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

Tue 4/14

6:00 am-10:50 am

2 stops19h 50m

Kastrup Copenhagen

Tue 4/28

12:45 pm-8:36 pm

2 stops16h 51m

$689

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

Wed 4/15

1:27 pm-10:50 am

2 stops36h 23m

Kastrup Copenhagen

Sun 4/19

12:45 pm-5:47 pm

2 stops38h 02m

$699

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

Wed 8/19

1:18 pm-8:55 am

3 stops34h 37m

Kastrup Copenhagen

Wed 9/2

12:15 pm-12:38 pm

2 stops33h 23m

$705

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

Thu 4/16

5:10 am-10:50 am

2 stops20h 40m

Kastrup Copenhagen

Fri 4/24

12:45 pm-10:31 pm

2 stops18h 46m

$706

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

Tue 4/7

4:52 pm-11:10 pm

2 stops21h 18m

Kastrup Copenhagen

Mon 4/13

9:45 pm-6:37 pm

2 stops29h 52m

$709

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 Wednesday when prices can be found for as low as $669. 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 $764.

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 $829. 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

16h 19m

Direct flights

None
The fastest flight from Ontario to Copenhagen takes 16h 19m
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. 16h 19m 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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