AirHint found the following cheapest return flights from Willemstad (CUR) to Brussels (BRU) in September 2025 (see full year).

Return flights

13 Sep - 20 Sep	Corendon Dutch Airlines
30 Sep - 14 Oct	TUI fly Belgium
30 Sep - 07 Oct	TUI fly Belgium
27 Sep - 14 Oct	TUI fly Belgium
27 Sep - 07 Oct	TUI fly Belgium
23 Sep - 14 Oct	TUI fly Belgium
23 Sep - 07 Oct	TUI fly Belgium
20 Sep - 24 Sep	Corendon Dutch Airlines
18 Sep - 21 Sep	TUI.nl
16 Sep - 07 Oct	TUI fly Belgium
06 Sep - 13 Sep	Copa
06 Sep - 09 Sep	TUI fly Belgium
06 Sep - 20 Sep	TUI fly Belgium
06 Sep - 16 Sep	TUI fly Belgium
20 Sep - 07 Oct	TUI fly Belgium

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

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 Willemstad to Brussels in September from $714

Return flights