Cheap flights from Bilbao to Madrid from £27

The month of January is, on average, the cheapest month to fly to Madrid from Bilbao, with most prices found around £75. The month of October is another great option to travel to Madrid, with average flight prices from Bilbao averaging around £78.

Our data shows that Thursday is the least expensive day to fly to Madrid. Tickets to fly out on this day can be as low as £246. The most expensive day to fly to Madrid is Wednesday, with ticket prices averaging around £719.

According to our data, the cheapest time of day to fly to Madrid is in the morning. momondo users have found flights departing from Bilbao to Madrid in the morning for as low as £376. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are £771 on average. Flights to Madrid from Bilbao in the evening are generally more expensive because this time of day is more convenient for travellers’ schedules.

Fly from Bilbao to Madrid Barajas for the best Bilbao - Madrid Barajas flight prices

You are more likely to see cheaper flights to Madrid from Bilbao when booking weeks ahead of your departure date. In general, you can expect to find flights to Madrid for around £84 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 Bilbao for as low as £70 on momondo.

Historically, on average around 8% of flights between Bilbao and Madrid have experienced a delay on any given week. The average delay length over the past 12 months has been 97 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.

Monday 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, Iberia have had the fewest delays on this route over the last 12 months, with about 7% of their flights experiencing any sort of delay.

The number of flights available between Bilbao and Madrid is 43 per day as of May 2026. The most frequent departure time is 09:00, with 44% of daily flights leaving in the afternoon.

The number of flights available between Bilbao and Madrid is 306 per week as of May 2026. The most frequent departure day is Fri, with 18% of weekly flights leaving on this day.