Cheapest one-way flights from Porto to Belgrade in September from $56

Best time to book flights for Porto (OPO) to Belgrade (BEG) flights at AirHint

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

One-Way flights

04 Sep Air Serbia direct
07 Sep Air Serbia direct
14 Sep Air Serbia direct
03 Sep Wizz Air Malta

Also check the deals for return 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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