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Cheap flights from Ireland to Denmark from £40

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 15/9. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — CPH
8 Sep — 15 Sep1
1 adult

Cheap flight deals from Ireland to Denmark

Keep the following information in mind while searching for Ireland to Denmark flight deals. Data was last updated 3 September 2025.

Round-trip from

£88

One-way from

£40

Popular in

July

Cheapest in

January

Average price

£121

Good round-trip deal

£230 or less

Good one-way deal

£91 or less
Ryanair
  • Ryanair
  • 19/2-23/2
  • Nonstop
  • 4h 25m total
  • Ireland to Denmark
Search Deals
Ryanair
  • Ryanair
  • 15/9
  • Nonstop
  • 2h 10m total
  • Ireland to Denmark
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (£18 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£5 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Ireland to Denmark.
Search Deals
Price to beat on a one-way flight from Ireland to Denmark.
Search Deals

Find flight deals from Ireland to Denmark

Cheapest flights from Ireland to Denmark
Explore the most affordable flight options available from Ireland to Denmark. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 September 2025.

Tue 4/1118:15DUB - CPH
Nonstop2h 20mRyanair
Thu 6/1117:10CPH - DUB
Nonstop2h 20mRyanair
Deal found 2/9£89
Tue 30/909:10DUB - CPH
Nonstop2h 10mRyanair
Wed 1/1017:15CPH - DUB
Nonstop2h 20mRyanair
Deal found 1/9£92
Wed 1/1019:15DUB - CPH
Nonstop2h 10mMultiple Airlines
Tue 21/1013:50CPH - DUB
2 stops10h 15mMultiple Airlines
Deal found 1/9£94
Thu 30/1013:25DUB - CPH
Nonstop2h 20mRyanair
Sun 2/1109:30CPH - DUB
Nonstop2h 20mRyanair
Deal found 2/9£95
Wed 24/1213:40DUB - CPH
Nonstop2h 20mRyanair
Sat 27/1223:45CPH - DUB
Nonstop2h 20mRyanair
Deal found 2/9£97
Wed 3/908:55DUB - CPH
Nonstop2h 10mNorwegian
Wed 10/907:00CPH - DUB
Nonstop2h 15mNorwegian
Deal found 1/9£105
Tue 16/908:20DUB - CPH
1 stop6h 30mRyanair
Fri 19/920:05CPH - DUB
1 stop5h 50mRyanair
Deal found 2/9£113
Fri 17/1009:25DUB - CPH
Nonstop2h 10mRyanair
Fri 24/1013:05CPH - DUB
Nonstop2h 20mRyanair
Deal found 2/9£122
Wed 3/919:15DUB - CPH
Nonstop2h 10mMultiple Airlines
Sun 7/908:05CPH - DUB
Nonstop2h 20mMultiple Airlines
Deal found 2/9£124

Cheapflights Fare Finder

 
Customise your flight search to find flights from Ireland to Denmark 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, Cheapflights users made 858,174 searches. Data last updated 3 September 2025.
Use the filters below to find and compare flights from Ireland to Denmark that are best for you.

Fly from

Ireland

Fly to

Denmark

Route

Depart

Return

Price

DublinCopenhagen

DUB - CPH

DUBCPH

Dublin

Thu 19/2

19:05-22:10

Nonstop2h 05m

Kastrup Copenhagen

Mon 23/2

21:50-23:10

Nonstop2h 20m

£88

DublinCopenhagen

DUB - CPH

DUBCPH

Dublin

Tue 4/11

18:15-21:35

Nonstop2h 20m

Kastrup Copenhagen

Thu 6/11

17:10-18:30

Nonstop2h 20m

£89

DublinCopenhagen

DUB - CPH

DUBCPH

Dublin

Tue 30/9

09:10-12:20

Nonstop2h 10m

Kastrup Copenhagen

Wed 1/10

17:15-18:35

Nonstop2h 20m

£92

DublinCopenhagen

DUB - CPH

DUBCPH

Dublin

Wed 1/10

19:15-22:25

Nonstop2h 10m

Kastrup Copenhagen

Tue 21/10

13:50-23:05

2 stops10h 15m

£94

DublinCopenhagen

DUB - CPH

DUBCPH

Dublin

Thu 30/10

13:25-16:45

Nonstop2h 20m

Kastrup Copenhagen

Sun 2/11

09:30-10:50

Nonstop2h 20m

£95

DublinCopenhagen

DUB - CPH

DUBCPH

Dublin

Wed 24/12

13:40-17:00

Nonstop2h 20m

Kastrup Copenhagen

Sat 27/12

23:45-01:05

Nonstop2h 20m

£97

DublinCopenhagen

DUB - CPH

DUBCPH

Dublin

Tue 16/9

08:20-15:50

1 stop6h 30m

Kastrup Copenhagen

Fri 19/9

20:05-00:55

1 stop5h 50m

£113

DublinCopenhagen

DUB - CPH

DUBCPH

Dublin

Fri 17/10

09:25-12:35

Nonstop2h 10m

Kastrup Copenhagen

Fri 24/10

13:05-14:25

Nonstop2h 20m

£122

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

£125

DublinCopenhagen

DUB - CPH

DUBCPH

Dublin

Mon 15/9

19:45-22:55

Nonstop2h 10m

£40

Flights are sorted by cheapest return flights first.

Deals found on 2/9

Showing 1-10 of 16 results
1
2

Best time to book a flight from Ireland to Denmark

Have a flexible travel schedule? Discover the best time to fly to Denmark from Ireland with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Ireland to Denmark

What is the cheapest month to book a flight from Ireland to Denmark?

Currently, January is the cheapest month in which you can book a flight from Ireland to Denmark (average of £79). Flying from Ireland to Denmark in December is currently the most expensive (average of £171). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from IE to DK?

Find hourly flight availability from Ireland to Denmark. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 3 September 2025.

One of the essential ways to save on airfare from Ireland to Denmark is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight at midday could potentially save you up to 75% on airfare.

What is the cheapest day to fly from Ireland to Denmark?

Use this chart to determine the cheapest time to fly return from Ireland to Denmark. Price data was last updated on 16 December 2024.

Travellers seeking maximum savings on their Ireland to Denmark flight should consider departing on Wednesday at midday when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Denmark

Get insights into the airlines that provide service to Denmark. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Denmark. Reviews last updated 3 September 2025.
Get a feel of what it's like to fly with KLM, Norwegian, andScandinavian Airlines from Ireland to Denmark by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,382 reviews
Check prices

Crew

8.4

Overall

7.8

Entertainment

7.1

Comfort

7.7

Boarding

7.8

Food

7.3

Reviews

1 / 20
10.0
Excellent

Gary,Sept 2025

BRS - AMS

Very good and loved being on a smaller plane with only 100 passengers max so boarding and disembarking was quick and easy
KLM
7.8
Good
1,382 reviews
KLM
7.8
Good
1,382 reviews
Check prices

Crew

8.4

Overall

7.8

Entertainment

7.1

Comfort

7.7

Boarding

7.8

Food

7.3

Reviews

1 / 20
10.0
Excellent

Gary,Sept 2025

BRS - AMS

Very good and loved being on a smaller plane with only 100 passengers max so boarding and disembarking was quick and easy
Norwegian
7.8
Good
231 reviews
KLM
7.8
Good
1,382 reviews
Check prices

Crew

8.4

Overall

7.8

Entertainment

7.1

Comfort

7.7

Boarding

7.8

Food

7.3

Reviews

1 / 20
10.0
Excellent

Gary,Sept 2025

BRS - AMS

Very good and loved being on a smaller plane with only 100 passengers max so boarding and disembarking was quick and easy
Scandinavian Airlines
7.4
Good
1,481 reviews
KLM
7.8
Good
1,382 reviews
Check prices

Crew

8.4

Overall

7.8

Entertainment

7.1

Comfort

7.7

Boarding

7.8

Food

7.3

Reviews

1 / 20
10.0
Excellent

Gary,Sept 2025

BRS - AMS

Very good and loved being on a smaller plane with only 100 passengers max so boarding and disembarking was quick and easy
Ryanair
6.8
Okay
5,157 reviews
KLM
7.8
Good
1,382 reviews
Check prices

Crew

8.4

Overall

7.8

Entertainment

7.1

Comfort

7.7

Boarding

7.8

Food

7.3

Reviews

1 / 20
10.0
Excellent

Gary,Sept 2025

BRS - AMS

Very good and loved being on a smaller plane with only 100 passengers max so boarding and disembarking was quick and easy

Related info for your journey

Find useful and relevant information for your journey from Ireland to Denmark. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How popular is this Ireland to Denmark flight route?

    The Ireland to Denmark flight path was viewed by 491 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Ireland to Denmark?

    Ryanair can get you from Ireland to Denmark in just under 2h 20m. Your travel time will be generally consistent. Airlines will cover a distance of 770 mi. All flights are typically direct.

  • Can I find deals for flights from Ireland to Denmark that include hotel bookings?

    Yes. In addition to deals on Ireland to Denmark flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Ireland to Denmark?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ireland to Denmark.

  • Can I find deals for business class flights from Ireland to Denmark?

    Yes. Cheapflights offers flight deals from Ireland to Denmark by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Ireland to Denmark?

    Currently, January is the cheapest month in which you can book a flight from Ireland to Denmark (average of £79). Flying from Ireland to Denmark in December is currently the most expensive (average of £171). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top 4 airlines flying from Ireland to Denmark

Discover the top 4 airlines that operate flights from Ireland to Denmark. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 3 September 2025.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest£37Average£104FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
Scandinavian AirlinesCheapest£77Average£165FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
NorwegianCheapest£90Average£118FlexibilityNo cancel feeOn-time74%
Search Norwegian flights
KLMCheapest£119Average£154FlexibilityNo cancel feeOn-time75%
Search KLM flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ireland to Denmark?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Denmark from Ireland today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Ireland to Denmark?

Cheapflights helps you find that perfect flight to Denmark from Ireland by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Ireland to Denmark with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Ireland to Denmark flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Ireland to Denmark become cheaper?

Of course! You can now track prices for flights from Ireland to Denmark and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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