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Cheap flights from Ireland to Denmark from £31

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 25/8. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — CPH
8 Jul — 15 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ireland to Denmark

Enter your travel dates to find the best prices.

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 8 June 2026.

Mon 31/806:25
DUB
-
CPH
Nonstop2h 10m
Ryanair
Fri 4/905:55
CPH
-
DUB
Nonstop2h 20m
Ryanair
Deal found 4/6£70
Mon 6/706:25
DUB
-
CPH
Nonstop2h 10m
Ryanair
Fri 31/705:55
CPH
-
DUB
Nonstop2h 20m
Ryanair
Deal found 4/6£71
Tue 7/722:00
DUB
-
CPH
1 stop10h 45m
Multiple Airlines
Tue 28/723:15
CPH
-
DUB
Nonstop2h 20m
Multiple Airlines
Deal found 6/6£76
Mon 14/906:25
DUB
-
CPH
Nonstop2h 10m
Ryanair
Fri 18/905:55
CPH
-
DUB
Nonstop2h 20m
Ryanair
Deal found 7/6£76
Tue 25/819:35
DUB
-
CPH
Nonstop2h 10m
Ryanair
Fri 28/805:55
CPH
-
DUB
Nonstop2h 20m
Ryanair
Deal found 7/6£77
Sun 21/620:30
DUB
-
CPH
Nonstop2h 10m
Multiple Airlines
Wed 24/612:55
CPH
-
DUB
1 stop8h 50m
Multiple Airlines
Deal found 7/6£82

Find flight deals from Ireland to Denmark

Keep the following information in mind while searching for Ireland to Denmark flight deals. Data was last updated 8 June 2026.

Round-trip from

£70

One-way from

£31

Popular in

July

Cheapest in

January

Average price

£157

Good round-trip deal

£182 or less

Good one-way deal

£86 or less
Ryanair
  • Ryanair
  • 31/8-4/9
  • Nonstop
  • 4h 30m total
  • Ireland to Denmark
Search Deals
Ryanair
  • Ryanair
  • 25/8
  • Nonstop
  • 2h 10m total
  • Ireland to Denmark
Search Deals
Highest demand for flights based on searches. 18% potential increase in price (£22 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£4 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2026
Search Deals
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

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 8 June 2026.
Use the filters below to find and compare flights from Ireland to Denmark that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

DublinCopenhagen

DUB - CPH

DUBCPH

Dublin

Tue 25/8

19:35-22:45

Nonstop2h 10m

Kastrup Copenhagen

Fri 28/8

05:55-07:15

Nonstop2h 20m

£80

DublinCopenhagen

DUB - CPH

DUBCPH

Dublin

Fri 6/11

17:25-20:35

Nonstop2h 10m

Kastrup Copenhagen

Sun 8/11

19:05-20:25

Nonstop2h 20m

£113

DublinCopenhagen

DUB - CPH

DUBCPH

Dublin

Fri 2/10

14:25-17:35

Nonstop2h 10m

Kastrup Copenhagen

Mon 5/10

07:10-10:30

1 stop4h 20m

£173

DublinCopenhagen

DUB - CPH

DUBCPH

Dublin

Fri 6/11

13:40-20:05

1 stop5h 25m

Kastrup Copenhagen

Sun 8/11

12:45-18:40

1 stop6h 55m

£194

DublinCopenhagen

DUB - CPH

DUBCPH

Dublin

Tue 25/8

10:30-16:50

1 stop5h 20m

Kastrup Copenhagen

Fri 28/8

21:15-07:40

1 stop11h 25m

£198

DublinCopenhagen

DUB - CPH

DUBCPH

Dublin

Mon 14/9

15:15-20:50

1 stop4h 35m

Kastrup Copenhagen

Fri 18/9

21:15-07:40

1 stop11h 25m

£198

DublinCopenhagen

DUB - CPH

DUBCPH

Dublin

Mon 31/8

17:15-22:40

1 stop4h 25m

Kastrup Copenhagen

Fri 4/9

21:15-07:40

1 stop11h 25m

£234

DublinCopenhagen

DUB - CPH

DUBCPH

Dublin

Sun 20/9

10:30-20:40

1 stop9h 10m

Kastrup Copenhagen

Sat 26/9

07:50-14:30

1 stop7h 40m

£234
Cheapest one-way
Fastest single journey

DublinCopenhagen

DUB - CPH

DUBCPH

Dublin

Tue 25/8

19:35-22:45

Nonstop2h 10m

£31

DublinCopenhagen

DUB - CPH

DUBCPH

Dublin

Tue 10/11

13:30-16:40

Nonstop2h 10m

£37

Flights are sorted by cheapest return flights first.

Deals found on 4/6

Showing 1-10 of 16 resultsSorted by cheapest first
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, October is the cheapest month in which you can book a flight from Ireland to Denmark (average of £17). Flying from Ireland to Denmark in May is currently the most expensive (average of £47). 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 8 June 2026.

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 68% on airfare.

How often are flights from Ireland to Denmark delayed?

About 13% of weekly flights between Ireland and Denmark have experienced delays in the past year, with the average delay time being 105 minutes.

What is the most punctual flight time for Ireland to Denmark flights?

Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Sunday tends to have the lowest number of delays on this route, whereas Monday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Ireland to Denmark flights?

Over the past year, Ryanair have had the lowest number of delays on this route, with just 12% of flights being delayed.

How far ahead should I book a flight from Ireland to Denmark?

To ensure you get the cheapest price possible for a flight from Ireland to Denmark, you should look to book at least 25 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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 8 June 2026.
Get a feel of what it's like to fly with KLM,Scandinavian Airlines, andRyanair 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
1,527 reviews
Check prices

Overall

7.8

Food

7.3

Entertainment

7.2

Boarding

7.8

Comfort

7.7

Crew

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
KLM
7.8
Good
1,527 reviews
KLM
7.8
Good
1,527 reviews
Check prices

Overall

7.8

Food

7.3

Entertainment

7.2

Boarding

7.8

Comfort

7.7

Crew

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
Scandinavian Airlines
7.4
Good
1,812 reviews
KLM
7.8
Good
1,527 reviews
Check prices

Overall

7.8

Food

7.3

Entertainment

7.2

Boarding

7.8

Comfort

7.7

Crew

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
Ryanair
6.9
Okay
5,396 reviews
KLM
7.8
Good
1,527 reviews
Check prices

Overall

7.8

Food

7.3

Entertainment

7.2

Boarding

7.8

Comfort

7.7

Crew

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful

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 305 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 and British Airways can get you from Ireland to Denmark in just under 2h 10m. Your travel time can differ by up to 4h 30m. Airlines will cover a distance of 770 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Ireland to Denmark one-way?

    The cheapest airline one-way is Ryanair, with whom users have recently found tickets for as low as £19. However, be on the lookout for offers from Norwegian and Norwegian, as they are both options that can get you from Ireland to Denmark for a low price.

  • 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, October is the cheapest month in which you can book a flight from Ireland to Denmark (average of £17). Flying from Ireland to Denmark in May is currently the most expensive (average of £47). 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

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Top 3 airlines flying from Ireland to Denmark

Discover the top 3 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 8 June 2026.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest£40Average£97FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
Scandinavian AirlinesCheapest£65Average£174FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
KLMCheapest£106Average£145FlexibilityNo 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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