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

Return flights

06 Jun - 14 Jun	Ryanair
03 Jun - 14 Jun	Ryanair
01 Jun - 09 Jun	SWISS
03 Jun - 07 Jun	SWISS
04 Jun - 14 Jun	Ryanair
01 Jun - 08 Jun	SWISS
22 Jun - 04 Jul	SWISS
07 Jun - 15 Jun	Ryanair
01 Jun - 12 Jun	SWISS
08 Jun - 16 Jun	Ryanair
11 Jun - 24 Jun	KLM
25 Jun - 06 Jul	Scandinavian Airlines
28 Jun - 12 Jul	Ryanair
29 Jun - 05 Jul	Scandinavian Airlines
25 Jun - 07 Jul	Scandinavian Airlines
27 Jun - 11 Jul	Ryanair
28 Jun - 03 Jul	Ryanair
22 Jun - 04 Jul	Icelandair	direct
28 Jun - 03 Jul	Icelandair	direct
28 Jun - 10 Jul	airBaltic

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

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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Cheapest return flights from Brussels to Keflavik in June from $233

Return flights