Cheap flights from Dublin to Barcelona from C$ 70

The cheapest month to fly to Barcelona-El Prat Airport from Dublin is in November. Flight prices, which tend to average around C$ 100, 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$ 148.

The cheapest day to depart from Dublin to Barcelona-El Prat Airport is on a Monday. Travellers who choose to depart for Barcelona-El Prat Airport on a Monday will often find tickets for as low as C$ 213. On the other hand, Tuesday 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$ 226.

Our most recent data shows that the best time of day to fly to Barcelona-El Prat Airport is in the morning. Flights from Dublin to Barcelona-El Prat Airport during this time can be as low as C$ 232. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are C$ 299 on average. Flights to Barcelona-El Prat Airport from Dublin in the evening 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$ 219 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$ 188 on momondo.

There is only 1 cabin class available to choose from on Dublin to Barcelona-El Prat 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 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 122 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 March 2026, there are 4 flights per day flying from Dublin to Barcelona-El Prat Airport. The most common time of day flights depart is 1:00p.m., with 67% of flights taking off in the afternoon.

28 flights are operational weekly from Dublin to Barcelona-El Prat Airport as of March 2026. The most popular departure day for this route is Fri, with 21% of flights per week taking off on this day.