€20 Cheap flights to Copenhagen
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to Copenhagen departing on 23/8. 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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Copenhagen flights insights and trends
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What is the cheapest month to fly to Copenhagen?
The month of May is, on average, the cheapest month to fly to Copenhagen from Ireland, with most prices found around €104. The month of January is another great option to travel to Copenhagen, with average flight prices from Ireland averaging around €104.
What is the absolute cheapest flight to Copenhagen?
See prices from:
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 €221. 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 Tuesday as prices are generally higher than usual. According to our data, the average ticket price to Copenhagen on Tuesday is €319.
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 €164. 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 €458. Of course, these prices can vary depending on the time of year and what airport you fly to.
Cheapest flights to Kastrup Copenhagen
Find the cheapest flights to Kastrup Copenhagen from your nearest city or airport
| CHEAPEST MONTH TO FLY TO COPENHAGEN FROM DUBLIN | May | 33% cheaper | Flying from Dublin to Copenhagen costs on average just €104 in May |
| MOST EXPENSIVE MONTH TO FLY TO COPENHAGEN FROM DUBLIN | July | 38% more expensive | It costs about €211 for flights to Copenhagen from Dublin in July |
| MOST POPULAR MONTH TO FLY TO COPENHAGEN FROM DUBLIN | August | 175% more users visited | More momondo users searched in flights to Copenhagen from Dublin in August than any other month |
Cheap Copenhagen flight deals and tips
Summary info about Copenhagen flight prices, duration and airlines
Best One-Way Price | €20 |
|---|---|
Best Round-Trip Price | €42 |
Fastest flight time | 2h 10m |
Popular in | July |
Frequently asked questions about flying to Copenhagen
How far in advance should I book a flight to Copenhagen?
In general, most travellers find the cheapest time to book a flight to Copenhagen is about 77 days prior to their departure date, when tickets on average are €153. In the past 72 hours, momondo users found flights from Ireland to Copenhagen for as low as €98.
Is there an alternative airport near Copenhagen?
Aarhus Airport, Odense Hans Christian Andersen Airport or Rønne Bornholm Airport can be an alternative airport used for travel to Copenhagen.
How long does it take to fly to Copenhagen?
The average flight duration from Ireland to Copenhagen depends on which airport you fly into and out of. Flying from Dublin to Kastrup Copenhagen is 2h 10m on average, while flying from Cork to Kastrup Copenhagen is on average. Kastrup Copenhagen is the most popular airport in Copenhagen.
When did momondo last update prices for flights to Kastrup Copenhagen Airport?
Prices for flights to Kastrup Copenhagen Airport are refreshed on a daily basis.
How many operators does momondo search for flights to Kastrup Copenhagen Airport?
There are 11 operators available for flights to Kastrup Copenhagen Airport as of July 2025.
How old do you have to be to fly to Kastrup Copenhagen Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel to Kastrup Copenhagen Airport.
What documentation or ID do you need to fly to Kastrup Copenhagen Airport?
The required travel and health documents for your Kastrup Copenhagen Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Kastrup Copenhagen Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
Travelling to a place near Copenhagen?
Book flights to Copenhagen if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal to Copenhagen?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Copenhagen.
Can I find flights to Copenhagen with flexible booking policies on momondo?
momondo does allow users to show only those flights to Copenhagen which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights 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 to Copenhagen.
I’m not ready to book a flight to Copenhagen right now. Can momondo alert me if prices change?
Yes. momondo can track flight prices for Copenhagen and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.