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

11 Sep Air Serbia direct
18 Sep Air Serbia direct
25 Sep Ryanair
25 Sep Air Serbia direct
12 Sep Vueling Airlines
14 Sep Ryanair
02 Sep Ryanair
13 Sep easyJet
14 Sep Air Serbia direct
07 Sep Air Serbia direct

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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