Cheapest one-way flights from Barcelona to Keflavik in August from $109

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

26 Aug Wizz Air
30 Aug Ryanair
28 Aug Scandinavian Airlines
31 Aug easyJet
26 Aug Vueling Airlines direct
29 Aug Norwegian Air Sweden AOC
16 Aug British Airways
05 Aug Finnair
01 Aug Finnair
08 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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