What is the cheapest airline that flies from Ontario to Kastrup Copenhagen?

United Airlines is the most popular carrier operating from Ontario to Kastrup Copenhagen

What airlines fly to Copenhagen?

Scandinavian Airlines, United Airlines and Lufthansa are the top three most popular airlines that fly to Copenhagen from Ontario according to our data. Scandinavian Airlines is the first choice among our users, with 84% of people opting to fly with this airline when traveling to Copenhagen. Keep in mind that there are 14 different airlines that fly to Copenhagen on a routine basis, so you have a few additional options to choose from.

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.

$345 Cheap Flights from Ontario to Copenhagen in 2026

Find the cheapest flights from Ontario to Copenhagen

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:00 am - 10:20 am

ONT

CPH

19h 20m

2 stops

2:15 pm - 11:06 pm

CPH

ONT

17h 51m

2 stops

$774United Airlines

Tue, Dec 8 - Tue, Dec 22

9:00 am - 12:25 pm

ONT

CPH

19h 25m

2 stops

7:10 am - 12:20 pm

CPH

ONT

38h 10m

2 stops

$775United Airlines

Sun, Oct 25 - Tue, Jan 26

7:00 am - 12:15 pm

ONT

CPH

21h 15m

2 stops

7:20 pm - 10:49 pm

CPH

ONT

36h 29m

2 stops

$777Multiple Airlines

Tue, Oct 27 - Mon, Jan 25

6:46 am - 9:15 am

ONT

CPH

17h 29m

2 stops

10:05 am - 8:06 pm

CPH

ONT

19h 01m

2 stops

$785United Airlines

Wed, Nov 18 - Fri, Nov 27

5:00 am - 8:55 am

ONT

CPH

18h 55m

2 stops

12:15 pm - 6:11 pm

CPH

ONT

38h 56m

2 stops

$788Multiple Airlines

Tue, Aug 11 - Wed, Aug 19

1:50 pm - 10:35 am

ONT

CPH

35h 45m

2 stops

12:15 pm - 8:53 pm

CPH

ONT

41h 38m

2 stops

$793United Airlines

Sat, Aug 8 - Sat, Aug 22

12:00 pm - 6:45 am

ONT

CPH

33h 45m

2 stops

9:00 am - 8:07 pm

CPH

ONT

20h 07m

2 stops

$795Delta

Sat, Sep 5 - Wed, Sep 16

6:00 am - 10:20 am

ONT

CPH

19h 20m

2 stops

10:05 am - 11:06 pm

CPH

ONT

22h 01m

2 stops

$797United Airlines

Thu, Dec 3 - Thu, Dec 17

5:00 am - 9:05 am

ONT

CPH

20h 05m

3 stops

7:10 am - 8:20 pm

CPH

ONT

22h 10m

2 stops

$799United Airlines

Tue, Oct 27 - Mon, Jan 25

11:10 am - 1:25 pm

ONT

CPH

17h 15m

2 stops

8:55 am - 5:47 pm

CPH

ONT

17h 52m

2 stops

$800United Airlines

Sat, Oct 24 - Tue, Jan 26

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United Airlines flights from Ontario to Copenhagen

Our best United Airlines deals on Ontario to Copenhagen flight tickets

United Airlines

Dec 8

ONT6:00 amOntario

19h 20m

2 stops

CPH10:20 amKastrup Copenhagen

Dec 22

CPH2:15 pmKastrup Copenhagen

17h 51m

2 stops

ONT11:06 pmOntario

$774

United Airlines

Oct 25

ONT9:00 amOntario

19h 25m

2 stops

CPH12:25 pmKastrup Copenhagen

Jan 26

CPH7:10 amKastrup Copenhagen

38h 10m

2 stops

ONT12:20 pmOntario

$775

United Airlines

Nov 18

ONT6:46 amOntario

17h 29m

2 stops

CPH9:15 amKastrup Copenhagen

Nov 27

CPH10:05 amKastrup Copenhagen

19h 01m

2 stops

ONT8:06 pmOntario

$785

Delta flights from Ontario to Copenhagen

Our best Delta deals on Ontario to Copenhagen flight tickets

Delta

Sep 5

ONT12:00 pmOntario

33h 45m

2 stops

CPH6:45 amKastrup Copenhagen

Sep 16

CPH9:00 amKastrup Copenhagen

20h 07m

2 stops

ONT8:07 pmOntario

$795

Delta

Sep 8

ONT6:00 pmOntario

18h 35m

2 stops

CPH9:35 pmKastrup Copenhagen

Sep 14

CPH3:00 pmKastrup Copenhagen

29h 14m

2 stops

ONT11:14 amOntario

$858

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

Tue 12/8

6:00 am-10:20 am

2 stops19h 20m

Kastrup Copenhagen

Tue 12/22

2:15 pm-11:06 pm

2 stops17h 51m

$774

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

Sun 10/25

9:00 am-12:25 pm

2 stops19h 25m

Kastrup Copenhagen

Tue 1/26

7:10 am-12:20 pm

2 stops38h 10m

$775

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

Tue 10/27

7:00 am-12:15 pm

2 stops21h 15m

Kastrup Copenhagen

Mon 1/25

7:20 pm-10:49 pm

2 stops36h 29m

$777

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

Wed 11/18

6:46 am-9:15 am

2 stops17h 29m

Kastrup Copenhagen

Fri 11/27

10:05 am-8:06 pm

2 stops19h 01m

$785

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

Tue 8/11

5:00 am-8:55 am

2 stops18h 55m

Kastrup Copenhagen

Wed 8/19

12:15 pm-6:11 pm

2 stops38h 56m

$788

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

Sat 8/8

1:50 pm-10:35 am

2 stops35h 45m

Kastrup Copenhagen

Sat 8/22

12:15 pm-8:53 pm

2 stops41h 38m

$793

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

Sat 9/5

12:00 pm-6:45 am

2 stops33h 45m

Kastrup Copenhagen

Wed 9/16

9:00 am-8:07 pm

2 stops20h 07m

$795

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

Thu 12/3

6:00 am-10:20 am

2 stops19h 20m

Kastrup Copenhagen

Thu 12/17

10:05 am-11:06 pm

2 stops22h 01m

$797

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

Tue 10/27

5:00 am-9:05 am

3 stops20h 05m

Kastrup Copenhagen

Mon 1/25

7:10 am-8:20 pm

2 stops22h 10m

$799

Quickest round-trip

OntarioCopenhagen

ONT - CPH

ONTCPH

Ontario

Sat 10/24

11:10 am-1:25 pm

2 stops17h 15m

Kastrup Copenhagen

Tue 1/26

8:55 am-5:47 pm

2 stops17h 52m

$800

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

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 $717. 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 $798.

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

Flying to Copenhagen from Ontario in the evening is the least expensive time of day to depart. momondo users have found prices as low as $743 when looking at flights departing in the evening. Try not to purchase tickets in the afternoon because they tend to be around $842. 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	15h 41m
Direct flights	None

The fastest flight from Ontario to Copenhagen takes 15h 41m

There are no direct flights from Ontario to Copenhagen. There are no popular flight routes from Ontario to Copenhagen.

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Frequently asked questions about flying from Ontario to Copenhagen

How far is Ontario to Kastrup Copenhagen by plane?
The distance between Ontario and Kastrup Copenhagen is about 5574.9 mi. 15h 41m 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.

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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Cheap flights from Ontario to Copenhagen from $345

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 8/24. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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How to get the cheapest flight ticket from Ontario to Copenhagen

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

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

What is the cheapest airline that flies from Ontario to Kastrup Copenhagen?

What airlines fly to Copenhagen?

When to book flights from Ontario to Copenhagen

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

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Frequently asked questions about flying from Ontario to Copenhagen

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Why use momondo?

An easier way to manage your Copenhagen trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Daily price changes in your inbox - only with Price Alerts.

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List of cabin classes available on flights landing in Copenhagen. Availability may vary depending on flight origin and airline.

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