AirHint found the following cheapest return flights from Thessaloniki (SKG) to Belgrade (BEG) in October 2025 (see full year).

Return flights

16 Oct - 20 Oct	Ryanair
03 Oct - 07 Oct	Ryanair
17 Oct - 22 Oct	Air Serbia
08 Oct - 09 Oct	Air Serbia	direct
16 Oct - 20 Oct	Air Serbia	direct
10 Oct - 17 Oct	Air Serbia	direct
04 Oct - 08 Oct	Ryanair
06 Oct - 09 Oct	Air Serbia	direct
19 Oct - 22 Oct	Air Serbia	direct
18 Oct - 21 Oct	Air Serbia

Also check the deals for one-way flights from Thessaloniki to Belgrade in October.

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 Thessaloniki to Belgrade in October from 124€

Return flights