Cheapest return BRU–KEF flights, September

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

Return flights

12 Sep - 17 Sep Ryanair
02 Sep - 08 Sep Scandinavian Airlines
26 Sep - 10 Oct Wizz Air
07 Sep - 20 Sep Wizz Air
25 Sep - 30 Sep Wizz Air
25 Sep - 29 Sep Wizz Air
24 Sep - 07 Oct LOT
19 Sep - 30 Sep Wizz Air
26 Sep - 30 Sep Wizz Air
25 Sep - 02 Oct Icelandair direct
14 Sep - 18 Sep Scandinavian Airlines
01 Sep - 06 Sep Scandinavian Airlines
26 Sep - 10 Oct Icelandair direct
26 Sep - 30 Sep Icelandair direct
24 Sep - 02 Oct Icelandair direct
24 Sep - 07 Oct Icelandair direct
19 Sep - 07 Oct Vueling Airlines
26 Sep - 07 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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