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

Return flights

20 Sep - 27 Sep	Volotea
21 Sep - 27 Sep	Ryanair
22 Sep - 25 Sep	SKY express
23 Sep - 25 Sep	SKY express
30 Sep - 15 Oct	SKY express
25 Sep - 15 Oct	SKY express
28 Sep - 15 Oct	SKY express
30 Sep - 12 Oct	SKY express
23 Sep - 27 Sep	SKY express
25 Sep - 27 Sep	SKY express
22 Sep - 12 Oct	SKY express
23 Sep - 12 Oct	SKY express
25 Sep - 12 Oct	SKY express
28 Sep - 12 Oct	SKY express
30 Sep - 07 Oct	SKY express
30 Sep - 14 Oct	SKY express
19 Sep - 25 Sep	SKY express
24 Sep - 25 Sep	SKY express
22 Sep - 29 Sep	SKY express
23 Sep - 29 Sep	SKY express

Also check the deals for one-way flights from Santorini (Thira) 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 Santorini (Thira) to Brussels in September from $343

Return flights