Cheap flights from Ireland to Iceland from €66

The cheapest month to fly to Iceland from Ireland is in May. Flight prices, which tend to average around €175, are often lower during this time because this is during the off-season. If you aren’t able to travel to Iceland during the month of May, then flying in September is also cheap. Prices for this month can be found on momondo for an average of €205.

On average, the least expensive day to fly to Iceland from Ireland is on a Thursday. momondo users have found tickets for Thursday departures for as low as €359. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Wednesday, the most expensive travel day of the week, you can expect to see flight prices from Ireland to Iceland for around €405.

Our most recent data shows that the best time of day to fly to Iceland is in the morning. Flights from Ireland to Iceland during this time can be as low as €358. At midday is when there is more demand to fly to Iceland, so prices are often more expensive at around €489 per ticket.

Fly from Dublin to Reykjavik Keflavik Intl for the best Ireland - Iceland flight prices

You are more likely to see cheaper flights to Iceland from Ireland when booking weeks ahead of your departure date. In general, you can expect to find flights to Iceland for around €252 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Iceland from Ireland for as low as €171 on momondo.

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

Historically, on average around 11% of flights between Ireland and Iceland have experienced a delay on any given week. The average delay length over the past 12 months has been 119 minutes.

Generally, flights departing in the evening tend to experience fewer delays. Flights departing at night have, in the past, seen delays more frequently in comparison.

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

According to our data, CAA have had the fewest delays on this route over the last 12 months, with about 3% of their flights experiencing any sort of delay.

As of March 2026, there are 6 flights per week flying from Ireland to Iceland. The most common day of the week flights depart is Mon, with 50% of flights taking off on this day.

Flight times from Ireland to Iceland vary, but if you’re flying out of Dublin and flying into Reykjavik Keflavik Intl Airport (one of the most popular routes), then the duration is 2h 35m on average. Another popular route from Ireland to Iceland is flying from Shannon to Reykjavik Keflavik Intl Airport, which will take roughly 13h 50m. Keep in mind that layovers or delays could extend your travel time.