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

Return flights

30 Jul - 04 Aug	Eurowings	direct
28 Jul - 04 Aug	Eurowings	direct
31 Jul - 07 Aug	Lufthansa
31 Jul - 20 Aug	Lufthansa
29 Jul - 02 Aug	Austrian Airlines
29 Jul - 04 Aug	Austrian Airlines
29 Jul - 20 Aug	Austrian Airlines
28 Jul - 02 Aug	Eurowings	direct
28 Jul - 30 Jul	Eurowings	direct
31 Jul - 14 Aug	Lufthansa
31 Jul - 04 Aug	easyJet
27 Jul - 30 Jul	Lufthansa
27 Jul - 31 Jul	Lufthansa
27 Jul - 28 Jul	Austrian Airlines
27 Jul - 28 Jul	Air Serbia	direct
27 Jul - 31 Jul	Air Serbia	direct

Also check the deals for one-way flights from Duesseldorf 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 Duesseldorf to Belgrade in July from 257€

Return flights