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

Return flights

16 Sep - 08 Oct	easyJet
11 Sep - 02 Oct	Pegasus Airlines
26 Sep - 12 Oct	AJet
17 Sep - 23 Sep	IndiGo
17 Sep - 23 Oct	Turkish Airlines
03 Sep - 10 Sep	Ryanair
27 Sep - 12 Oct	Ryanair
18 Sep - 03 Oct	IndiGo
26 Sep - 03 Oct	Austrian Airlines
24 Sep - 07 Oct	FlyOne (Romania)
29 Sep - 30 Oct	Ethiopian Airlines
08 Sep - 12 Sep	Ryanair
01 Sep - 20 Sep	AJet

Also check the deals for one-way flights from Brussels to Antananarivo 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 Antananarivo in September from $1122

Return flights