Cheapest return flights from Brussels to Keflavik in September from $242

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

Return flights

03 Sep - 10 Sep Scandinavian Airlines
08 Sep - 22 Sep Scandinavian Airlines
30 Sep - 07 Oct Wizz Air
08 Sep - 17 Sep Scandinavian Airlines
11 Sep - 19 Sep Wizz Air
10 Sep - 18 Sep Scandinavian Airlines
17 Sep - 20 Sep Scandinavian Airlines
11 Sep - 18 Sep Scandinavian Airlines
08 Sep - 18 Sep Scandinavian Airlines
06 Sep - 16 Sep Scandinavian Airlines
06 Sep - 17 Sep Scandinavian Airlines
26 Sep - 03 Oct Icelandair direct
30 Sep - 07 Oct Icelandair direct
30 Sep - 17 Oct Vueling Airlines

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

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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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