Cheapest one-way flights from Barcelona to Keflavik in August from $107

Best time to book flights for Barcelona (BCN) to Keflavik (KEF) flights at AirHint

AirHint found the following cheapest one-way flights from Barcelona (BCN) to Keflavik (KEF) in August 2025 (see full year).

One-Way flights

30 Aug Vueling Airlines
28 Aug Scandinavian Airlines
29 Aug Scandinavian Airlines
31 Aug Scandinavian Airlines
20 Aug Vueling Airlines
15 Aug Wizz Air
19 Aug Wizz Air
16 Aug Vueling Airlines
05 Aug Vueling Airlines
01 Aug Finnair

Also check the deals for return flights from Barcelona 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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