Cheapest return flights from Barcelona to Keflavik in September from $154

AirHint found the following cheapest return flights from Barcelona (BCN) to Keflavik (KEF) in September 2026 (see full year).

Return flights

30 Sep - 10 Oct Vueling Airlines direct
16 Sep - 23 Sep Vueling Airlines direct
12 Sep - 23 Sep Vueling Airlines direct
12 Sep - 16 Sep Vueling Airlines direct
16 Sep - 30 Sep Vueling Airlines direct
26 Sep - 30 Sep Vueling Airlines direct
23 Sep - 30 Sep Vueling Airlines direct
12 Sep - 30 Sep Vueling Airlines direct
22 Sep - 03 Oct Vueling Airlines
12 Sep - 22 Sep Vueling Airlines
19 Sep - 23 Sep Vueling Airlines direct
30 Sep - 09 Oct Vueling Airlines
09 Sep - 16 Sep Vueling Airlines
22 Sep - 03 Oct Icelandair direct
30 Sep - 09 Oct Icelandair direct

Also check the deals for one-way flights from Barcelona to Keflavik in September.

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