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

Return flights

16 Jul - 19 Jul	Ryanair
21 Jul - 25 Jul	Ryanair
02 Jul - 06 Jul	Ryanair
01 Jul - 09 Jul	Ryanair
09 Jul - 12 Jul	Air Serbia	direct
17 Jul - 19 Jul	Air Serbia	direct
16 Jul - 19 Jul	Air Serbia	direct
16 Jul - 18 Jul	Air Serbia	direct
17 Jul - 17 Jul	Air Serbia	direct
23 Jul - 23 Jul	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 137€

Return flights