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

Return flights

30 Jul - 02 Aug	Air Serbia	direct
22 Jul - 28 Jul	Air Serbia	direct
22 Jul - 27 Jul	Ryanair
22 Jul - 29 Jul	Ryanair
22 Jul - 24 Jul	Air Serbia	direct
30 Jul - 07 Aug	Ryanair
31 Jul - 02 Aug	Austrian Airlines
25 Jul - 29 Jul	Ryanair
25 Jul - 03 Aug	Ryanair
15 Jul - 27 Jul	Ryanair
16 Jul - 28 Jul	Wizz Air
16 Jul - 10 Aug	Aegean Airlines
20 Jul - 26 Jul	Wizz Air
15 Jul - 27 Jul	Air Serbia	direct
15 Jul - 31 Jul	Air Serbia	direct
31 Jul - 02 Aug	Air Serbia	direct
16 Jul - 10 Aug	Air Serbia	direct
28 Jul - 01 Aug	Aegean Airlines

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

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

Cheapest return flights from Athens to Belgrade in July from $132

Return flights