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

Return flights

24 Sep - 01 Oct	AJet
26 Sep - 29 Sep	AJet
29 Sep - 01 Oct	AJet
29 Sep - 12 Oct	AJet
30 Sep - 20 Oct	SKY express
27 Sep - 13 Oct	SKY express
27 Sep - 04 Oct	SKY express
27 Sep - 15 Oct	SKY express
23 Sep - 13 Oct	SKY express
23 Sep - 04 Oct	SKY express
25 Sep - 13 Oct	SKY express
23 Sep - 24 Sep	SKY express
23 Sep - 27 Sep	SKY express
25 Sep - 27 Sep	SKY express
20 Sep - 22 Sep	SKY express
20 Sep - 24 Sep	SKY express
27 Sep - 28 Sep	SKY express
23 Sep - 28 Sep	SKY express
21 Sep - 22 Sep	SKY express
20 Sep - 28 Sep	SKY express

Also check the deals for one-way flights from Tbilisi 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 Tbilisi to Brussels in September from $282

Return flights