AirHint found the following cheapest return flights from Madrid (MAD) to Belgrade (BEG) in September 2025 (see full year).

Return flights

24 Sep - 30 Sep	Wizz Air Malta
29 Sep - 01 Oct	Wizz Air Malta
24 Sep - 01 Oct	Wizz Air Malta
23 Sep - 24 Oct	Wizz Air
26 Sep - 01 Oct	Ryanair
30 Sep - 02 Oct	Ryanair
25 Sep - 30 Sep	Ryanair
23 Sep - 30 Sep	Wizz Air Malta
25 Sep - 29 Sep	Wizz Air Malta
26 Sep - 30 Sep	Ryanair
28 Sep - 01 Oct	Ryanair
23 Sep - 27 Sep	Turkish Airlines
24 Sep - 28 Sep	Ryanair
26 Sep - 29 Sep	Turkish Airlines
28 Sep - 02 Oct	Turkish Airlines
29 Sep - 02 Oct	Wizz Air Malta
20 Sep - 24 Sep	Turkish Airlines
29 Sep - 03 Oct	Turkish Airlines
18 Sep - 24 Sep	Air Europa
21 Sep - 05 Oct	Wizz Air Malta

Also check the deals for one-way flights from Madrid to Belgrade in September.

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 Madrid to Belgrade in September from $153

Return flights