Cheapest one-way flights from Bilbao to Keflavik in September from 165€

Best time to book flights for Bilbao (BIO) to Keflavik (KEF) flights at AirHint

AirHint found the following cheapest one-way flights from Bilbao (BIO) to Keflavik (KEF) in September 2025 (see full year).

One-Way flights

07 Sep Vueling Airlines

Also check the deals for return flights from Bilbao to Keflavik in September.

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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