Cheapest return flights from Kos to Brussels in September from $311

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

Return flights

18 Sep - 02 Oct SKY express
22 Sep - 02 Oct SKY express
01 Sep - 04 Sep SKY express
01 Sep - 06 Sep SKY express
01 Sep - 02 Sep SKY express
05 Sep - 06 Sep SKY express
03 Sep - 04 Sep SKY express
03 Sep - 06 Sep SKY express
11 Sep - 02 Oct TUI fly Belgium direct
21 Sep - 02 Oct Corendon Airlines Europe direct
27 Sep - 02 Oct TUI fly Belgium direct
18 Sep - 02 Oct TUI fly Belgium direct
01 Sep - 05 Sep SKY express
03 Sep - 05 Sep SKY express
01 Sep - 14 Sep SKY express
05 Sep - 14 Sep SKY express
15 Sep - 02 Oct TUI fly Belgium direct
13 Sep - 02 Oct TUI fly Belgium direct
28 Sep - 02 Oct SKY express
28 Sep - 02 Oct Corendon Airlines Europe direct

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

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