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Cheap flights from Ireland to Copenhagen from €29

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ireland to Copenhagen departing on 11/11. 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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Find the cheapest flights from Ireland to Copenhagen

Recent return flight deals from Ireland to Copenhagen

Ryanair Logo
09:10 - 12:20DUB-CPH
2h 10mdirect
Ryanair Logo
13:05 - 14:25CPH-DUB
2h 20mdirect
€99Ryanair
Find Deal
Tue, 14 Oct - Fri, 24 Oct
Ryanair Logo
19:15 - 22:25DUB-CPH
2h 10mdirect
Ryanair Logo
17:50 - 19:10CPH-DUB
2h 20mdirect
€100Ryanair
Find Deal
Wed, 15 Oct - Sat, 25 Oct
Ryanair Logo
09:25 - 12:35DUB-CPH
2h 10mdirect
Ryanair Logo
06:40 - 12:20CPH-DUB
6h 40m1 stop
€101Ryanair
Find Deal
Fri, 3 Oct - Mon, 6 Oct
Ryanair Logo
09:25 - 12:35DUB-CPH
2h 10mdirect
Ryanair Logo
06:55 - 11:55CPH-DUB
6h 00m1 stop
€102Ryanair
Find Deal
Fri, 3 Oct - Sun, 5 Oct
Ryanair Logo
19:15 - 22:25DUB-CPH
2h 10mdirect
Ryanair Logo
16:05 - 15:30CPH-DUB
24h 25m1 stop
€104Ryanair
Find Deal
Wed, 1 Oct - Tue, 21 Oct
Ryanair Logo
13:30 - 22:10DUB-CPH
7h 40m1 stop
Ryanair Logo
22:00 - 23:20CPH-DUB
2h 20mdirect
€105Ryanair
Find Deal
Sat, 22 Nov - Tue, 25 Nov
Multiple Airlines Logo
16:30 - 21:45DUB-CPH
4h 15m1 stop
Multiple Airlines Logo
17:15 - 18:35CPH-DUB
2h 20mdirect
€106Multiple Airlines
Find Deal
Tue, 14 Oct - Wed, 22 Oct
Norwegian Logo
13:15 - 16:25DUB-CPH
2h 10mdirect
Norwegian Logo
11:20 - 12:35CPH-DUB
2h 15mdirect
€108Norwegian
Find Deal
Mon, 13 Oct - Mon, 20 Oct
Multiple Airlines Logo
19:15 - 22:25DUB-CPH
2h 10mdirect
Multiple Airlines Logo
13:50 - 22:45CPH-DUB
9h 55m2 stops
€109Multiple Airlines
Find Deal
Wed, 1 Oct - Tue, 7 Oct
Scandinavian Airlines Logo
19:05 - 22:10DUB-CPH
2h 05mdirect
Scandinavian Airlines Logo
08:00 - 09:25CPH-DUB
2h 25mdirect
€145Scandinavian Airlines
Find Deal
Thu, 27 Nov - Sun, 30 Nov

Ryanair flights from Ireland to Copenhagen

Our best Ryanair deals on Ireland to Copenhagen flight tickets
Ryanair
25 Sept
DUB15:20Dublin
2h 10m
CPH18:30Kastrup Copenhagen
28 Sept
CPH06:55Kastrup Copenhagen
2h 20m
DUB08:15Dublin
€97
Find similar
Ryanair
14 Oct
DUB09:10Dublin
2h 10m
CPH12:20Kastrup Copenhagen
24 Oct
CPH13:05Kastrup Copenhagen
2h 20m
DUB14:25Dublin
€99
Find similar
Ryanair
18 Sept
DUB15:20Dublin
2h 10m
CPH18:30Kastrup Copenhagen
21 Sept
CPH06:55Kastrup Copenhagen
2h 20m
DUB08:15Dublin
€100
Find similar

Norwegian flights from Ireland to Copenhagen

Our best Norwegian deals on Ireland to Copenhagen flight tickets
Norwegian
13 Oct
DUB13:15Dublin
2h 10m
CPH16:25Kastrup Copenhagen
20 Oct
CPH11:20Kastrup Copenhagen
2h 15m
DUB12:35Dublin
€108
Find similar
Norwegian
26 Sept
DUB13:15Dublin
2h 10m
CPH16:25Kastrup Copenhagen
29 Sept
CPH11:20Kastrup Copenhagen
2h 15m
DUB12:35Dublin
€154
Find similar
Norwegian
26 Sept
DUB13:15Dublin
2h 10m
CPH16:25Kastrup Copenhagen
3 Oct
CPH11:20Kastrup Copenhagen
2h 15m
DUB12:35Dublin
€171
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Ireland 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 13,528 searches. Data last updated 16 September 2025.
Use the filters below to find and compare flights from Ireland to Copenhagen that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DublinCopenhagen

DUB - CPH

DUBCPH

Dublin

Tue 14/10

09:10-12:20

Nonstop2h 10m

Kastrup Copenhagen

Fri 24/10

13:05-14:25

Nonstop2h 20m

€99

DublinCopenhagen

DUB - CPH

DUBCPH

Dublin

Wed 15/10

19:15-22:25

Nonstop2h 10m

Kastrup Copenhagen

Sat 25/10

17:50-19:10

Nonstop2h 20m

€100

DublinCopenhagen

DUB - CPH

DUBCPH

Dublin

Fri 3/10

09:25-12:35

Nonstop2h 10m

Kastrup Copenhagen

Mon 6/10

06:40-12:20

1 stop6h 40m

€101

DublinCopenhagen

DUB - CPH

DUBCPH

Dublin

Fri 3/10

09:25-12:35

Nonstop2h 10m

Kastrup Copenhagen

Sun 5/10

06:55-11:55

1 stop6h 00m

€102

DublinCopenhagen

DUB - CPH

DUBCPH

Dublin

Wed 1/10

19:15-22:25

Nonstop2h 10m

Kastrup Copenhagen

Tue 21/10

16:05-15:30

1 stop24h 25m

€104

DublinCopenhagen

DUB - CPH

DUBCPH

Dublin

Sat 22/11

13:30-22:10

1 stop7h 40m

Kastrup Copenhagen

Tue 25/11

22:00-23:20

Nonstop2h 20m

€105

DublinCopenhagen

DUB - CPH

DUBCPH

Dublin

Tue 14/10

16:30-21:45

1 stop4h 15m

Kastrup Copenhagen

Wed 22/10

17:15-18:35

Nonstop2h 20m

€106

DublinCopenhagen

DUB - CPH

DUBCPH

Dublin

Mon 13/10

13:15-16:25

Nonstop2h 10m

Kastrup Copenhagen

Mon 20/10

11:20-12:35

Nonstop2h 15m

€108

DublinCopenhagen

DUB - CPH

DUBCPH

Dublin

Wed 1/10

19:15-22:25

Nonstop2h 10m

Kastrup Copenhagen

Tue 7/10

13:50-22:45

2 stops9h 55m

€109

DublinCopenhagen

DUB - CPH

DUBCPH

Dublin

Thu 27/11

19:05-22:10

Nonstop2h 05m

Kastrup Copenhagen

Sun 30/11

08:00-09:25

Nonstop2h 25m

€145

Flights are sorted by cheapest return 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 Ireland 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 month to fly to Copenhagen?

The month of January is, on average, the cheapest month to fly to Copenhagen from Ireland, with most prices found around €105. The month of May is another great option to travel to Copenhagen, with average flight prices from Ireland averaging around €105.

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

The cheapest day to depart on your flight to Copenhagen is on a Friday when prices can be found for as low as €232. This is often the case because there is less demand to fly during this day of the week. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Copenhagen on Sunday is €399.

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

At midday is the cheapest time of day to fly from Ireland to Copenhagen when you can find flight prices for as low as €169. Flying to Copenhagen at midday is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the afternoon because they tend to be around €460. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Ireland to Kastrup Copenhagen flight route?

Fly from Dublin to Kastrup Copenhagen for the best Ireland - Kastrup Copenhagen flight prices

How far in advance should I book a flight to Copenhagen?

You are more likely to see cheaper flights to Copenhagen from Ireland when booking weeks ahead of your departure date. In general, you can expect to find flights to Copenhagen for around €151 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Copenhagen from Ireland for as low as €123 on momondo.

What cabin class options are available on Ireland to Kastrup Copenhagen flights?

There are 2 cabin classes available to choose from on Ireland to Kastrup Copenhagen flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Ireland to Copenhagen flight deals and tips

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

Best price found

€121

Fastest flight time

2h 05m

Direct flights

Every day

Airports in Copenhagen

1 airport
The best one-way flight to Copenhagen from Ireland in the past 72 hours is €121. The best return flight deal from Ireland to Copenhagen found on momondo in the last 72 hours is €201.
The fastest flight from Ireland to Copenhagen takes 2h 05m
Direct flights go from Ireland to Copenhagen every day.
There is 1 airport near Copenhagen: Kastrup Copenhagen (CPH)
Search flight deals

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

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

  • How many operators does momondo search for flights from Ireland to Kastrup Copenhagen Airport?

  • How old do you have to be to fly from Ireland to Kastrup Copenhagen 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 Ireland to Kastrup Copenhagen Airport.

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

    The travel and health documents you'll need for your trip to Kastrup Copenhagen Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Kastrup Copenhagen Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Ireland to Copenhagen?

Best airlines flying from Ireland to Copenhagen

Compare and see reviews for airlines that fly from Ireland to Copenhagen with momondo
Airline
Rating
Free Cancellation
Price
NorwegianPriceFrom €73Free CancellationRating
7.8
233 reviews
Search Norwegian flights
Scandinavian AirlinesPriceFrom €85Free CancellationRating
7.4
1,486 reviews
Search Scandinavian Airlines flights
KLMPriceFrom €143Free CancellationRating
7.8
1,386 reviews
Search KLM flights

Travelling to a place near Copenhagen?

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

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Ireland to Copenhagen . Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo allows you to filter the results for Ireland to Copenhagen flights to just show those with flexible booking policies.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Ireland to Copenhagen.

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

If you are simply researching potential flights to Copenhagen, momondo offers a useful price alert feature which will track prices for flights to Copenhagen from Ireland and alert you when they change.

An easier way to manage your Copenhagen trip

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Find better results for your trip to Denmark

Airports servicing Denmark

Aalborg Airport
Billund Airport