Cheapest return flights from Bilbao to Keflavik in August from $279

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

AirHint found the following cheapest return flights from Bilbao (BIO) to Keflavik (KEF) in August 2025 (see full year).

Return flights

26 Aug - 10 Sep easyJet
26 Aug - 11 Sep easyJet
26 Aug - 12 Sep easyJet
27 Aug - 12 Sep Vueling Airlines
28 Aug - 12 Sep Iberia
11 Aug - 17 Aug Wizz Air Malta
18 Aug - 31 Aug Vueling Airlines
19 Aug - 31 Aug easyJet
18 Aug - 27 Aug Vueling Airlines
23 Aug - 31 Aug Vueling Airlines
11 Aug - 20 Aug Wizz Air Malta
19 Aug - 28 Aug easyJet
06 Aug - 17 Aug Vueling Airlines
18 Aug - 24 Aug Vueling Airlines
22 Aug - 31 Aug Vueling Airlines

Also check the deals for one-way flights from Bilbao to Keflavik in August.

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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