Cheap flights from Dublin to Barcelona from C$ 77

The cheapest month to fly to Barcelona-El Prat Airport from Dublin is in November. Flight prices, which tend to average around C$ 98, are often lower during this time because this is during the off-season. If you are unable to visit Barcelona-El Prat Airport during the month of November, then departing from Dublin during the month January is also very affordable. Most momondo users find prices during this month for around C$ 152.

The cheapest day to depart from Dublin to Barcelona-El Prat Airport is on a Saturday. Travellers who choose to depart for Barcelona-El Prat Airport on a Saturday will often find tickets for as low as C$ 267. On the other hand, Monday is the most expensive day to depart from Dublin because it is more convenient for both business and leisure travellers. As a result, prices tend to be around C$ 413.

Our most recent data shows that the best time of day to fly to Barcelona-El Prat Airport is in the afternoon. Flights from Dublin to Barcelona-El Prat Airport during this time can be as low as C$ 223. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are C$ 329 on average. Flights to Barcelona-El Prat Airport from Dublin in the morning are generally more expensive because this time of day is more convenient for travellers’ schedules.

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

You are more likely to see cheaper flights to Barcelona-El Prat Airport from Dublin when booking weeks ahead of your departure date. In general, you can expect to find flights to Barcelona-El Prat Airport for around C$ 226 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Barcelona-El Prat Airport from Dublin for as low as C$ 197 on momondo.

Historically, on average around 18% of flights between Dublin and Barcelona have experienced a delay on any given week. The average delay length over the past 12 months has been 123 minutes.

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

According to our data, Aer Lingus has had the least delays on this route over the last 12 months, with about 10% of their flights experiencing any sort of delay.

As of May 2026, there are 6 flights per day flying from Dublin to Barcelona-El Prat Airport. The most common time of day flights depart is 6:00p.m., with 51% of flights taking off at noon.

42 flights are operational weekly from Dublin to Barcelona-El Prat Airport as of May 2026. The most popular departure day for this route is Fri, with 26% of flights per week taking off on this day.