Cheap flights from Spain to Dublin from €18

If you aren’t able to travel during the month of November, then book flights to Dublin from Spain during January instead. Flights to Dublin in January, while not as cheap as those in November, still average around €78.

Our data shows that Friday is the least expensive day to fly to Dublin. Tickets to fly out on this day can be as low as €140. If your travel schedule is flexible, try to avoid departing on a Wednesday because tickets tend to average around €179. These prices are subject to change though, so be sure to set up a Price Alert for flights to Dublin.

Our data shows that the cheapest Spain to Dublin flights are usually those with departure times in the afternoon. Our users have found flights to Dublin in the afternoon for as low as €149. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are €160 on average. Flights to Dublin from Spain in the morning are generally more expensive because this time of day is more convenient for travellers’ schedules.

Fly from Barcelona-El Prat to Dublin for the best Spain - Dublin flight prices

You are more likely to see cheaper flights to Dublin from Spain when booking weeks ahead of your departure date. In general, you can expect to find flights to Dublin for around €112 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Dublin from Spain for as low as €83 on momondo.

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

Ryanair, Iberia Express, and Vueling are the most popular carriers operating from Spain to Dublin

Iberia Express, Vueling and Aer Lingus are the top three most popular airlines that fly to Dublin from Spain according to our data. Iberia Express is the first choice among our users, with 30% of people opting to fly with this airline when travelling to Dublin. Keep in mind that there are 4 different airlines that fly to Dublin on a routine basis, so you have a few additional options to choose from.

Historically, on average around 24% of flights between Spain and Dublin have experienced a delay on any given week. The average delay length over the past 12 months has been 116 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the evening 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. Friday has historically seen more delays on average compared to the rest of the week.

According to our data, Aer Lingus have had the fewest delays on this route over the last 12 months, with about 16% of their flights experiencing any sort of delay.

The number of flights available between Spain and Dublin is 14 per day as of March 2026. The most frequent departure time is 10:00, with 61% of daily flights leaving at midday.

As of March 2026, 101 flights take off from Spain and land in Dublin each week. The most common flight departure day for this route is Tue, with 29% of weekly flights taking off on this day.