Cheap flights from Ireland to Helsinki from €123

The month of December is, on average, the cheapest month to fly to Helsinki from Ireland, with most prices found around €79. If you are unable to visit Helsinki during the month of December, then departing from Ireland during the month November is also very affordable. Most momondo users find prices during this month for around €82.

The cheapest day to depart from Ireland to Helsinki is on a Thursday when prices can be found for as low as €318. On the other hand, Tuesday is the most expensive day to depart from Ireland because it is more convenient for both business and leisure travellers. As a result, prices tend to be around €592.

Our most recent data shows that the best time of day to fly to Helsinki is in the morning. Flights from Ireland to Helsinki during this time can be as low as €399. Flights to Helsinki are more costly in the afternoon, with an average ticket price of €401. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

Fly from Dublin to Helsinki-Vantaa for the best Ireland - Helsinki-Vantaa flight prices

You are more likely to see cheaper flights to Helsinki from Ireland when booking weeks ahead of your departure date. In general, you can expect to find flights to Helsinki for around €258 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Helsinki from Ireland for as low as €197 on momondo.

There are 2 cabin classes available to choose from on Ireland to Helsinki flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Ryanair and Scandinavian Airlines are the most popular carriers operating from Ireland to Helsinki-Vantaa

Finnair, Scandinavian Airlines and KLM are the top three most popular airlines that fly to Helsinki from Ireland according to our data. Finnair is the first choice among our users, with 72% of people opting to fly with this airline when travelling to Helsinki. Keep in mind that there are 5 different airlines that fly to Helsinki on a routine basis, so you have a few additional options to choose from.

Historically, on average around 18% of flights between Ireland and Helsinki have experienced a delay on any given week. The average delay length over the past 12 months has been 94 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.

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

According to our data, Finnair have had the fewest delays on this route over the last 12 months, with about 17% of their flights experiencing any sort of delay.

6 flights are operational weekly from Ireland to Helsinki as of May 2026. The most popular departure day for this route is Thu, with 67% of flights per week taking off on this day.

The flight from Ireland to Helsinki depends on which airports you’re departing from and arriving to, and whether or not you have a layover. If you fly from Dublin (a popular airport in Ireland) to Helsinki (the most popular airport in Helsinki), then the flight time is 3h on average. If you fly from Cork (another popular airport in Ireland) to Helsinki, then the average flight time is 18h 05m.