Cheapest return flights from Porto to Belgrade in September from $200

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

Return flights

30 Sep - 03 Oct Ryanair
19 Sep - 22 Sep Ryanair
25 Sep - 28 Sep Ryanair
18 Sep - 21 Sep Ryanair
26 Sep - 28 Sep Ryanair
11 Sep - 14 Sep Air Serbia
07 Sep - 14 Sep Ryanair
07 Sep - 12 Sep Ryanair
03 Sep - 07 Sep Vueling Airlines
18 Sep - 21 Sep Air Serbia direct
25 Sep - 28 Sep Air Serbia direct

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

Skyscanner

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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