Cheapest return flights from Helsinki to Belgrade in September from $203

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

Return flights

25 Sep - 30 Sep Norwegian Air Sweden AOC
22 Sep - 26 Sep Norwegian Air Sweden AOC
25 Sep - 29 Sep Finnair
25 Sep - 28 Sep Scandinavian Airlines
26 Sep - 29 Sep Norwegian Air Sweden AOC
12 Sep - 15 Sep Scandinavian Airlines

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

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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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