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

Return flights

23 Jul - 24 Jul	Air Serbia
21 Jul - 21 Jul	Air Serbia
19 Jul - 24 Jul	Air Serbia
25 Jul - 31 Jul	Air Serbia
19 Jul - 21 Jul	Air Serbia
23 Jul - 26 Jul	Air Serbia	direct
25 Jul - 26 Jul	Air Serbia	direct
24 Jul - 25 Jul	Air Serbia	direct
19 Jul - 26 Jul	Air Serbia	direct
21 Jul - 22 Jul	Air Serbia	direct
30 Jul - 03 Aug	Air Serbia	direct
30 Jul - 01 Aug	Air Serbia	direct
27 Jul - 01 Aug	Air Serbia	direct
26 Jul - 02 Aug	Air Serbia	direct

Also check the deals for one-way flights from Zagreb 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.

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Cheapest return flights from Zagreb to Belgrade in July from 150€

Return flights