Cheap flights from Ireland to Madrid from €18

In general, January is the cheapest month to fly from Ireland to Madrid. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around €90. If you are unable to visit Madrid during the month of January, then departing from Ireland during the month October is also very affordable. Most momondo users find prices during this month for around €124.

The cheapest day to depart on your flight to Madrid is on a Friday when prices can be found for as low as €286. This is often the case because there is less demand to fly during this day of the week. On the other hand, Monday 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 €692.

Our data shows that the cheapest Ireland to Madrid flights are usually those with departure times in the evening. Our users have found flights to Madrid in the evening for as low as €122. Flights to Madrid are more costly in the afternoon, with an average ticket price of €884. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

Fly from Shannon to Madrid Barajas for the best Ireland - Madrid Barajas flight prices

You are more likely to see cheaper flights to Madrid from Ireland when booking weeks ahead of your departure date. In general, you can expect to find flights to Madrid for around €156 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Madrid from Ireland for as low as €106 on momondo.

There are 3 cabin classes available to choose from on Ireland to Madrid Barajas flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Ryanair and Iberia Express are the most popular carriers operating from Ireland to Madrid Barajas

Iberia, Iberia Express and Aer Lingus are the top three most popular airlines that fly to Madrid from Ireland according to our data. Iberia is the first choice among our users, with 36% of people opting to fly with this airline when travelling to Madrid. Keep in mind that there are 6 different airlines that fly to Madrid on a routine basis, so you have a few additional options to choose from.

Historically, on average around 17% of flights between Ireland and Madrid have experienced a delay on any given week. The average delay length over the past 12 months has been 100 minutes.

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

Thursday is statistically the day of the week that experiences the fewest delays on this flight route. Saturday 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 6% of their flights experiencing any sort of delay.

As of February 2026, there are 8 flights per day flying from Ireland to Madrid. The most common time of day flights depart is 09:00, with 88% of flights taking off at midday.

The number of flights available between Ireland and Madrid is 60 per week as of February 2026. The most frequent departure day is Fri, with 22% of weekly flights leaving on this day.