Cheapest return flights from Bilbao to Madrid in May from $49

AirHint found the following cheapest return flights from Bilbao (BIO) to Madrid (MAD) in May 2026 (see full year).

Return flights

09 May - 23 May Air Europa direct
13 May - 14 May Air Europa direct
05 May - 16 May Air Europa direct
07 May - 14 May Air Europa direct
06 May - 10 May Air Europa direct
09 May - 10 May Air Europa direct
14 May - 15 May Air Europa direct
12 May - 19 May Air Europa direct
15 May - 17 May Air Europa direct
16 May - 17 May Air Europa direct
28 May - 01 Jun Iberia direct
22 May - 04 Jun Iberia direct
31 May - 03 Jun Iberia
30 May - 01 Jun Volotea
29 May - 01 Jun Vueling Airlines
30 May - 02 Jun Vueling Airlines
29 May - 01 Jun Iberia direct
30 May - 01 Jun Iberia direct
30 May - 02 Jun Air Europa direct

Also check the deals for one-way flights from Bilbao to Madrid in May.

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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