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

Return flights

27 Sep - 04 Oct	Etihad Airways
18 Sep - 27 Sep	Etihad Airways
03 Sep - 13 Sep	Iberia
04 Sep - 16 Sep	Iberia
09 Sep - 17 Sep	Iberia
14 Sep - 12 Oct	Iberia
01 Sep - 10 Sep	Qatar Airways
01 Sep - 13 Sep	Qatar Airways
01 Sep - 11 Sep	LOT
28 Sep - 26 Oct	LOT
24 Sep - 29 Oct	LOT
05 Sep - 12 Sep	Iberia
01 Sep - 12 Sep	Ryanair

Also check the deals for one-way flights from Brussels to Mahe 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 Brussels to Mahe in September from 629€

Return flights