Cheapest return flights from London to Bilbao in May from 178€

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

Return flights

07 May - 11 May Iberia
28 May - 31 May Iberia
20 May - 27 May SWISS
07 May - 10 May SWISS
08 May - 10 May Iberia
08 May - 15 May Iberia
09 May - 11 May Iberia
20 May - 30 May SWISS
02 May - 09 May Air France
20 May - 29 May Lufthansa
29 May - 01 Jun Iberia

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

Skyscanner

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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