Cheapest return flights from Athens to Belgrade in September from $134

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

Return flights

09 Sep - 12 Sep Air Serbia direct
10 Sep - 11 Sep Air Serbia direct
05 Sep - 12 Sep Air Serbia direct
19 Sep - 22 Sep Air Serbia direct
08 Sep - 12 Sep Air Serbia direct
08 Sep - 11 Sep Air Serbia direct
16 Sep - 23 Sep Air Serbia direct
11 Sep - 18 Sep Air Serbia direct
11 Sep - 11 Sep Air Serbia direct
12 Sep - 14 Sep Air Serbia direct
22 Sep - 24 Oct SKY express
25 Sep - 02 Oct Wizz Air Malta
17 Sep - 01 Oct easyJet
27 Sep - 01 Oct Ryanair
11 Sep - 30 Oct Aegean Airlines
30 Sep - 05 Oct Aegean Airlines
25 Sep - 02 Oct Air Serbia direct
22 Sep - 24 Oct Aegean Airlines direct
29 Sep - 04 Oct Ryanair
30 Sep - 03 Oct 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.

Book a cheap hotel in Belgrade

Cheap car rent in Belgrade

Feel free to contact us with any feedback or request another flight research.