Cheap flights from Copenhagen to Ireland from €26

The month of November is another great option to travel to Ireland, with average flight prices from Copenhagen averaging around €91.

The cheapest day to depart on your flight to Ireland is on a Wednesday when prices can be found for as low as €111. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around €159. These prices are subject to change though, so be sure to set up a Price Alert for flights to Ireland.

In the afternoon is the cheapest time of day to fly from Copenhagen to Ireland when you can find flight prices for as low as €110. Flying to Ireland in the afternoon is an ideal time because this is during off-peak travel hours. In contrast, the most expensive time of day to depart to Ireland is in the evening when prices are around €159.

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

You are more likely to see cheaper flights to Ireland from Copenhagen when booking weeks ahead of your departure date. In general, you can expect to find flights to Ireland for around €144 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ireland from Copenhagen for as low as €123 on momondo.

Ryanair and Norwegian are the most popular carriers operating from Kastrup Copenhagen to Ireland

Ryanair, Scandinavian Airlines and Norwegian are the top three most popular airlines that fly to Ireland from Copenhagen according to our data. Ryanair is the first choice among our users, with 47% of people opting to fly with this airline when travelling to Ireland. Keep in mind that there are 3 different airlines that fly to Ireland on a routine basis, so you have a few additional options to choose from.

Historically, on average around 11% of flights between Copenhagen and Ireland have experienced a delay on any given week. The average delay length over the past 12 months has been 114 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

Sunday is statistically the day of the week that experiences the fewest delays on this flight route. Monday has historically seen more delays on average compared to the rest of the week.

According to our data, Norwegian have had the fewest delays on this route over the last 12 months, with about 6% of their flights experiencing any sort of delay.

As of May 2026, there are 1 flights per day flying from Copenhagen to Ireland. The most common time of day flights depart is 17:00, with 50% of flights taking off in the afternoon.

As of May 2026, there are 12 flights per week flying from Copenhagen to Ireland. The most common day of the week flights depart is Mon, with 25% of flights taking off on this day.