Cheapest one-way flights from Brussels to Keflavik in September from $107

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

AirHint found the following cheapest one-way flights from Brussels (BRU) to Keflavik (KEF) in September 2025 (see full year).

One-Way flights

16 Sep Norwegian
06 Sep Ryanair
17 Sep Ryanair
06 Sep Fly Play direct
27 Sep Ryanair
28 Sep Scandinavian Airlines
16 Sep Icelandair direct
28 Sep Icelandair direct
17 Sep Icelandair direct
07 Sep Vueling Airlines

Also check the deals for return flights from Brussels to Keflavik in September.

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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