Cheapest return flights from Brussels to Keflavik in December from $266

Best time to book flights for Brussels (BRU) to Keflavik (KEF) flights at AirHint

AirHint found the following cheapest return flights from Brussels (BRU) to Keflavik (KEF) in December 2025 (see full year).

Return flights

07 Dec - 14 Dec Vueling Airlines
14 Dec - 21 Dec Vueling Airlines
13 Dec - 20 Dec Scandinavian Airlines
06 Dec - 13 Dec Ryanair
30 Dec - 04 Jan Icelandair direct
07 Dec - 14 Dec Icelandair direct
27 Dec - 02 Jan Brussels Airlines
26 Dec - 01 Jan Icelandair direct
14 Dec - 21 Dec Icelandair direct
21 Dec - 04 Jan Icelandair direct
28 Dec - 04 Jan Scandinavian Airlines
28 Dec - 02 Jan Scandinavian Airlines
27 Dec - 03 Jan Brussels Airlines
20 Dec - 03 Jan Scandinavian Airlines

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

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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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