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

Prices for flights from Kastrup Copenhagen Airport to Ontario Airport refresh daily.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Kastrup Copenhagen Airport to Ontario Airport.

What documentation or ID do you need to fly to Ontario Airport?

The travel and health documents required for your trip to Ontario 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 Ontario Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

£609 Cheap Flights from Copenhagen to Ontario in 2026

Find the cheapest flights from Copenhagen to Los Angeles

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10:05 - 22:48CPH Kastrup Copenhagen-ONT Ontario

21h 43m2 stops Frankfurt am Main San Francisco

06:45 - 09:25ONT Ontario-CPH Kastrup Copenhagen

17h 40m2 stops Chicago O'Hare Intl Frankfurt am Main

£609United Airlines

Mon, 16 Nov - Wed, 9 Dec

14:40 - 22:51CPH Kastrup Copenhagen-ONT Ontario

17h 11m2 stops Frankfurt am Main San Francisco

11:10 - 13:25ONT Ontario-CPH Kastrup Copenhagen

17h 15m2 stops San Francisco Munich Franz Josef Strauss

£609United Airlines

Thu, 15 Oct - Sat, 24 Oct

14:40 - 22:59CPH Kastrup Copenhagen-ONT Ontario

17h 19m2 stops Frankfurt am Main San Francisco

06:00 - 10:50ONT Ontario-CPH Kastrup Copenhagen

43h 50m2 stops Houston George Bush Intcntl Toronto Pearson Intl

£612United Airlines

Fri, 28 Aug - Fri, 4 Sep

12:45 - 20:01CPH Kastrup Copenhagen-ONT Ontario

40h 16m2 stops Toronto Pearson Intl San Francisco

13:56 - 23:30ONT Ontario-CPH Kastrup Copenhagen

48h 34m2 stops San Francisco Munich Franz Josef Strauss

£620United Airlines

Thu, 27 Aug - Mon, 31 Aug

11:35 - 15:33CPH Kastrup Copenhagen-ONT Ontario

36h 58m2 stops Toronto Pearson Intl San Francisco

06:00 - 12:25ONT Ontario-CPH Kastrup Copenhagen

21h 25m2 stops San Francisco Munich Franz Josef Strauss

£620United Airlines

Fri, 13 Nov - Mon, 16 Nov

11:35 - 18:01CPH Kastrup Copenhagen-ONT Ontario

39h 26m2 stops Toronto Pearson Intl San Francisco

06:00 - 12:25ONT Ontario-CPH Kastrup Copenhagen

21h 25m2 stops San Francisco Munich Franz Josef Strauss

£621United Airlines

Fri, 13 Nov - Mon, 16 Nov

10:05 - 22:48CPH Kastrup Copenhagen-ONT Ontario

21h 43m2 stops Frankfurt am Main San Francisco

06:00 - 10:20ONT Ontario-CPH Kastrup Copenhagen

19h 20m2 stops San Francisco Toronto Pearson Intl

£683United Airlines

Wed, 23 Dec - Sat, 9 Jan

09:40 - 22:51CPH Kastrup Copenhagen-ONT Ontario

22h 11m2 stops Zurich San Francisco

08:03 - 13:25ONT Ontario-CPH Kastrup Copenhagen

20h 22m2 stops San Francisco Munich Franz Josef Strauss

£687United Airlines

Sat, 17 Oct - Sat, 24 Oct

12:55 - 23:06CPH Kastrup Copenhagen-ONT Ontario

19h 11m2 stops Reykjavik Keflavik Intl Seattle/Tacoma Intl

06:30 - 11:45ONT Ontario-CPH Kastrup Copenhagen

20h 15m2 stops Denver Intl Reykjavik Keflavik Intl

£711Multiple Airlines

Mon, 2 Nov - Fri, 13 Nov

12:55 - 21:45CPH Kastrup Copenhagen-ONT Ontario

17h 50m2 stops Reykjavik Keflavik Intl Denver Intl

10:03 - 11:45ONT Ontario-CPH Kastrup Copenhagen

16h 42m2 stops Portland Reykjavik Keflavik Intl

£774Multiple Airlines

Thu, 14 Jan - Fri, 22 Jan

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United Airlines flights from Copenhagen to Ontario

Our best United Airlines deals on Copenhagen to Ontario flight tickets

United Airlines

16 Nov

CPH10:05Kastrup Copenhagen

21h 43m

2 stops

ONT22:48Ontario

9 Dec

ONT06:45Ontario

17h 40m

2 stops

CPH09:25Kastrup Copenhagen

£609

United Airlines

15 Oct

CPH14:40Kastrup Copenhagen

17h 11m

2 stops

ONT22:51Ontario

24 Oct

ONT11:10Ontario

17h 15m

2 stops

CPH13:25Kastrup Copenhagen

£609

United Airlines

28 Aug

CPH14:40Kastrup Copenhagen

17h 19m

2 stops

ONT22:59Ontario

4 Sept

ONT06:00Ontario

43h 50m

2 stops

CPH10:50Kastrup Copenhagen

£612

Turkish Airlines flights from Copenhagen to Ontario

Our best Turkish Airlines deals on Copenhagen to Ontario flight tickets

Turkish Airlines

28 Sept

CPH06:30Kastrup Copenhagen

47h 27m

2 stops

ONT20:57Ontario

4 Oct

ONT22:39Ontario

58h 41m

2 stops

CPH18:20Kastrup Copenhagen

£902

Turkish Airlines

24 Sept

CPH06:30Kastrup Copenhagen

47h 27m

2 stops

ONT20:57Ontario

10 Oct

ONT23:05Ontario

25h 25m

2 stops

CPH09:30Kastrup Copenhagen

£903

Turkish Airlines

24 Sept

CPH06:30Kastrup Copenhagen

47h 27m

2 stops

ONT20:57Ontario

10 Oct

ONT23:05Ontario

25h 25m

2 stops

CPH09:30Kastrup Copenhagen

£938

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

CopenhagenOntario

CPH Kastrup Copenhagen - ONT Ontario

CPHONT

Kastrup Copenhagen

Mon 16/11

10:05-22:48

2 stops21h 43m

Ontario

Wed 9/12

06:45-09:25

2 stops17h 40m

£609

Fastest return journey

CopenhagenOntario

CPH Kastrup Copenhagen - ONT Ontario

CPHONT

Kastrup Copenhagen

Thu 15/10

14:40-22:51

2 stops17h 11m

Ontario

Sat 24/10

11:10-13:25

2 stops17h 15m

£609

CopenhagenOntario

CPH Kastrup Copenhagen - ONT Ontario

CPHONT

Kastrup Copenhagen

Fri 28/8

14:40-22:59

2 stops17h 19m

Ontario

Fri 4/9

06:00-10:50

2 stops43h 50m

£612

CopenhagenOntario

CPH Kastrup Copenhagen - ONT Ontario

CPHONT

Kastrup Copenhagen

Thu 27/8

12:45-20:01

2 stops40h 16m

Ontario

Mon 31/8

13:56-23:30

2 stops48h 34m

£620

CopenhagenOntario

CPH Kastrup Copenhagen - ONT Ontario

CPHONT

Kastrup Copenhagen

Fri 13/11

11:35-15:33

2 stops36h 58m

Ontario

Mon 16/11

06:00-12:25

2 stops21h 25m

£620

CopenhagenOntario

CPH Kastrup Copenhagen - ONT Ontario

CPHONT

Kastrup Copenhagen

Fri 13/11

11:35-18:01

2 stops39h 26m

Ontario

Mon 16/11

06:00-12:25

2 stops21h 25m

£621

CopenhagenOntario

CPH Kastrup Copenhagen - ONT Ontario

CPHONT

Kastrup Copenhagen

Wed 23/12

10:05-22:48

2 stops21h 43m

Ontario

Sat 9/1

06:00-10:20

2 stops19h 20m

£683

CopenhagenOntario

CPH Kastrup Copenhagen - ONT Ontario

CPHONT

Kastrup Copenhagen

Sat 17/10

09:40-22:51

2 stops22h 11m

Ontario

Sat 24/10

08:03-13:25

2 stops20h 22m

£687

CopenhagenOntario

CPH Kastrup Copenhagen - ONT Ontario

CPHONT

Kastrup Copenhagen

Mon 2/11

12:55-23:06

2 stops19h 11m

Ontario

Fri 13/11

06:30-11:45

2 stops20h 15m

£711

CopenhagenOntario

CPH Kastrup Copenhagen - ONT Ontario

CPHONT

Kastrup Copenhagen

Thu 14/1

12:55-21:45

2 stops17h 50m

Ontario

Fri 22/1

10:03-11:45

2 stops16h 42m

£774

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Copenhagen to Ontario

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 airline that flies from Kastrup Copenhagen to Ontario?

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

When to book flights from Copenhagen to Ontario

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

Estimated return price

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

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

Fastest flight time	36h 54m
Direct flights	None

The fastest flight from Copenhagen to Ontario takes 36h 54m

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

Search flight deals

Frequently asked questions about flying from Copenhagen to Ontario

How far is Kastrup Copenhagen to Ontario by plane?
The straight-line distance from Kastrup Copenhagen to Ontario is 5574.9 mi. Flights usually cover this in 36h 54m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Kastrup Copenhagen Airport to Ontario Airport?
Prices for flights from Kastrup Copenhagen Airport to Ontario Airport refresh daily.
How old do you have to be to fly from Kastrup Copenhagen Airport to Ontario Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Kastrup Copenhagen Airport to Ontario Airport.
What documentation or ID do you need to fly to Ontario Airport?
The travel and health documents required for your trip to Ontario 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 Ontario Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

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

It is quick and easy to find Copenhagen to Ontario flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Ontario that suits you.

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

momondo does allow users to show only those flights to Ontario from Copenhagen which offer a flexible booking policy as well as other useful filters and features.

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

Once all potential Copenhagen to Ontario flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes momondo offers price alerts on flights to Ontario from Copenhagen. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.