Cheap flights from Dublin to Bilbao from €31

In general, January is the cheapest month to fly from Dublin to Bilbao. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around €82. If you are unable to visit Bilbao during the month of January, then departing from Dublin during the month February is also very affordable. Most momondo users find prices during this month for around €110.

The cheapest day to depart on your flight to Bilbao is on a Sunday when prices can be found for as low as €150. This is often the case because there is less demand to fly during this day of the week. Flights from Dublin to Bilbao on a Saturday will generally be more expensive and average around €501. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

The cheapest time of day to fly to Bilbao is in the morning when flights can be purchased for as low as €110. Flights at midday are often more expensive, with an average ticket price of €250.

Fly from Dublin to Bilbao for the best Dublin - Bilbao flight prices

You are more likely to see cheaper flights to Bilbao from Dublin when booking weeks ahead of your departure date. In general, you can expect to find flights to Bilbao for around €199 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Bilbao from Dublin for as low as €130 on momondo.

There is only 1 cabin class available to choose from on Dublin to Bilbao flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 29% on your flight if you consider stops on a Dublin to Bilbao flight.

As of March 2026, prices for Dublin to Bilbao flights are approximately 13% cheaper when compared to flights at the same time last year.

Historically, on average around 19% of flights between Dublin and Bilbao have experienced a delay on any given week. The average delay length over the past 12 months has been 110 minutes.

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights departing in the early afternoon 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. 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 19% of their flights experiencing any sort of delay.

Amsterdam (AMS) was the most common stop: 67% of momondo users choosing one-stop flights on this route connected there.

Flights via Lisbon (LIS) offer the lowest average return price of €217.

Flights connecting via Barcelona (BCN) have the shortest average one-way travel time: 5h 05m.

Barcelona (BCN) has the shortest average stopover time for this route: 1h 55m.