Cheapest return flights from Athens to Belgrade in September from $155

AirHint found the following cheapest return flights from Athens (ATH) to Belgrade (BEG) in September 2025 (see full year).

Return flights

15 Sep - 21 Sep Ryanair
15 Sep - 20 Sep Ryanair
26 Sep - 29 Sep easyJet
02 Sep - 06 Sep Scandinavian Airlines
23 Sep - 28 Sep Ryanair
11 Sep - 15 Sep Aegean Airlines direct
03 Sep - 05 Sep Air Serbia direct
25 Sep - 29 Sep Air Serbia direct
22 Sep - 24 Sep easyJet
11 Sep - 13 Sep Aegean Airlines

Also check the deals for one-way flights from Athens to Belgrade in September.

Skyscanner

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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