Cheapest return flights from Barcelona to Keflavik in August from 224€

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

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

Return flights

26 Aug - 07 Sep Vueling Airlines
26 Aug - 03 Sep Vueling Airlines
30 Aug - 09 Sep Vueling Airlines
26 Aug - 06 Sep Vueling Airlines
29 Aug - 07 Sep easyJet
25 Aug - 07 Sep Vueling Airlines
30 Aug - 13 Sep Vueling Airlines
29 Aug - 14 Sep easyJet
26 Aug - 05 Sep Vueling Airlines
27 Aug - 01 Sep Vueling Airlines
27 Aug - 31 Aug Vueling Airlines
18 Aug - 22 Aug Iberia
23 Aug - 27 Aug Vueling Airlines
26 Aug - 30 Aug Vueling Airlines
26 Aug - 29 Aug Vueling Airlines
22 Aug - 27 Aug Ryanair
06 Aug - 12 Aug Vueling Airlines
22 Aug - 31 Aug Ryanair
22 Aug - 26 Aug Ryanair
18 Aug - 31 Aug Iberia

Also check the deals for one-way 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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