Cheap flights from Ireland to Denmark from £25

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 14/12. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — CPH
13 Nov — 20 Nov1
1 adult
1 adult, Economy

Find 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 14 October 2025.

Sat 22/1120:00DUB - CPH
Nonstop2h 20mRyanair
Mon 24/1106:10CPH - DUB
1 stop4h 40mRyanair
Deal found 12/10£76
Tue 4/1118:15DUB - CPH
Nonstop2h 20mRyanair
Thu 6/1117:10CPH - DUB
Nonstop2h 20mRyanair
Deal found 12/10£89
Thu 13/1113:25DUB - CPH
Nonstop2h 20mRyanair
Sun 16/1109:30CPH - DUB
Nonstop2h 20mRyanair
Deal found 12/10£110
Fri 21/1118:15DUB - CPH
1 stop13h 15mRyanair
Sun 23/1106:55CPH - DUB
1 stop8h 15mRyanair
Deal found 13/10£112
Thu 27/1119:05DUB - CPH
Nonstop2h 05mMultiple Airlines
Thu 4/1217:10CPH - DUB
Nonstop2h 20mMultiple Airlines
Deal found 13/10£115
Fri 21/1119:05DUB - CPH
Nonstop2h 05mMultiple Airlines
Sun 23/1106:55CPH - DUB
1 stop8h 15mMultiple Airlines
Deal found 13/10£121
Wed 15/1008:55DUB - CPH
Nonstop2h 10mNorwegian
Mon 20/1011:20CPH - DUB
Nonstop2h 15mNorwegian
Deal found 12/10£123

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 14 October 2025.

Round-trip from

£76

One-way from

£25

Popular in

July

Cheapest in

May

Average price

£139

Good round-trip deal

£155 or less

Good one-way deal

£66 or less
Ryanair
  • Ryanair
  • 22/11-24/11
  • 1 total stop
  • 7h 00m total
  • Ireland to Denmark
Ryanair
  • Ryanair
  • 14/12
  • Nonstop
  • 2h 20m total
  • Ireland to Denmark
Highest demand for flights based on searches. 13% potential increase in price (£16 potential increase over avg. return price).
Cheapest flight prices on average. 4% potential price decrease (£5 potential savings vs. average return price).
Average for round-trip flights in October 2025
Price to beat on a round-trip flight from Ireland to Denmark.
Price to beat on a one-way flight from Ireland to Denmark.

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 14 October 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

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

Sat 22/11

13:30-22:15

1 stop7h 45m

Kastrup Copenhagen

Mon 24/11

06:10-14:50

1 stop9h 40m

£103

DublinCopenhagen

DUB - CPH

DUBCPH

Dublin

Thu 13/11

13:25-16:45

Nonstop2h 20m

Kastrup Copenhagen

Sun 16/11

09:30-10:50

Nonstop2h 20m

£110

DublinCopenhagen

DUB - CPH

DUBCPH

Dublin

Fri 21/11

18:15-08:30

1 stop13h 15m

Kastrup Copenhagen

Sun 23/11

06:55-14:10

1 stop8h 15m

£112

DublinCopenhagen

DUB - CPH

DUBCPH

Dublin

Thu 27/11

19:05-22:10

Nonstop2h 05m

Kastrup Copenhagen

Thu 4/12

17:10-18:30

Nonstop2h 20m

£115

DublinCopenhagen

DUB - CPH

DUBCPH

Dublin

Fri 21/11

19:05-22:10

Nonstop2h 05m

Kastrup Copenhagen

Sun 23/11

09:30-10:50

Nonstop2h 20m

£125

DublinCopenhagen

DUB - CPH

DUBCPH

Dublin

Thu 9/4

06:00-11:05

1 stop4h 05m

Kastrup Copenhagen

Sun 12/4

05:50-07:10

Nonstop2h 20m

£127

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

£136

DublinCopenhagen

DUB - CPH

DUBCPH

Dublin

Thu 30/10

13:25-16:45

Nonstop2h 20m

Kastrup Copenhagen

Mon 3/11

21:50-23:10

Nonstop2h 20m

£140

DublinCopenhagen

DUB - CPH

DUBCPH

Dublin

Sun 14/12

05:45-09:05

Nonstop2h 20m

£25

Flights are sorted by cheapest return flights first.

Deals found on 12/10

Showing 1-10 of 19 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, May is the cheapest month in which you can book a flight from Ireland to Denmark (average of £46). Flying from Ireland to Denmark in December is currently the most expensive (average of £79). 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 14 October 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 in the afternoon could potentially save you up to 56% 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 Thursday at midday when fares are most often at their lowest. Monday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Ireland to Denmark

Explore weekly flight availability from Ireland to Denmark. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 14 October 2025.

The most flights from IE0 to DK0 are scheduled on a Monday (5 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (2 on average).

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 14 October 2025.
Get a feel of what it's like to fly with Norwegian, KLM, 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.

Crew

8.2

Food

6.6

Boarding

7.7

Entertainment

6.0

Comfort

7.6

Overall

7.8

Reviews

1 / 2
10.0
Excellent

Kaisha,Apr 2025

BGO - OSL

Fast boarding via 3 groups, plane left and arrived early. My seat was quite hard but fine for a short domestic flight

Crew

8.2

Food

6.6

Boarding

7.7

Entertainment

6.0

Comfort

7.6

Overall

7.8

Reviews

1 / 2
10.0
Excellent

Kaisha,Apr 2025

BGO - OSL

Fast boarding via 3 groups, plane left and arrived early. My seat was quite hard but fine for a short domestic flight

Crew

8.2

Food

6.6

Boarding

7.7

Entertainment

6.0

Comfort

7.6

Overall

7.8

Reviews

1 / 2
10.0
Excellent

Kaisha,Apr 2025

BGO - OSL

Fast boarding via 3 groups, plane left and arrived early. My seat was quite hard but fine for a short domestic flight

Crew

8.2

Food

6.6

Boarding

7.7

Entertainment

6.0

Comfort

7.6

Overall

7.8

Reviews

1 / 2
10.0
Excellent

Kaisha,Apr 2025

BGO - OSL

Fast boarding via 3 groups, plane left and arrived early. My seat was quite hard but fine for a short domestic flight

Crew

8.2

Food

6.6

Boarding

7.7

Entertainment

6.0

Comfort

7.6

Overall

7.8

Reviews

1 / 2
10.0
Excellent

Kaisha,Apr 2025

BGO - OSL

Fast boarding via 3 groups, plane left and arrived early. My seat was quite hard but fine for a short domestic flight

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?

  • 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.

  • 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 £25. However, be on the lookout for offers from Scandinavian Airlines and KLM, 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, May is the cheapest month in which you can book a flight from Ireland to Denmark (average of £46). Flying from Ireland to Denmark in December is currently the most expensive (average of £79). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Ireland to Denmark

See prices for flight routes from nearby airports that may be better suited for you.

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 14 October 2025.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest£41Average£105FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
NorwegianCheapest£63Average£118FlexibilityNo cancel feeOn-time74%
Search Norwegian flights
Scandinavian AirlinesCheapest£78Average£168FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
KLMCheapest£120Average£155FlexibilityNo 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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.