AirHint found the following cheapest return flights from Belgrade (BEG) to Lisbon (LIS) in August 2025 (see full year).

Return flights

28 Aug - 30 Aug	Wizz Air
28 Aug - 02 Sep	Wizz Air
29 Aug - 06 Sep	Wizz Air
29 Aug - 02 Sep	Wizz Air
26 Aug - 02 Sep	Wizz Air
29 Aug - 09 Sep	Wizz Air
26 Aug - 06 Sep	Wizz Air
31 Aug - 06 Sep	Wizz Air
26 Aug - 30 Aug	Wizz Air
28 Aug - 04 Sep	Wizz Air
26 Aug - 09 Sep	Wizz Air
29 Aug - 30 Aug	Wizz Air
26 Aug - 06 Sep	Wizz Air	direct
26 Aug - 30 Aug	Wizz Air	direct
25 Aug - 26 Aug	Air Serbia
24 Aug - 26 Aug	Air Serbia
26 Aug - 29 Aug	SWISS
25 Aug - 30 Aug	Air Serbia
29 Aug - 31 Aug	Wizz Air
26 Aug - 28 Aug	Wizz Air

Also check the deals for one-way flights from Belgrade to Lisbon in August.

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 Belgrade to Lisbon in August from $239

Return flights