Flights to Bilbao Bay from Madrid from RM346

View RM346 flight on Sat, 9 Aug 2025Opens in a new window

Popular airlines from Madrid to Bilbao Bay

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Cheap Flights from Madrid to Bilbao Bay (MAD-BIO)

Prices were available within the past 7 days and start at RM346 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Find the cheapest month to fly from Madrid (MAD) to Bilbao (BIO)

February is typically the cheapest month to fly

From RM 227 - RM 370 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.