Cheapest return flights from Porto to Belgrade in April from $135

AirHint found the following cheapest return flights from Porto (OPO) to Belgrade (BEG) in April 2026 (see full year).

Return flights

23 Apr - 28 Apr Ryanair
15 Apr - 19 Apr Ryanair
01 Apr - 05 Apr Ryanair
12 Apr - 16 Apr Ryanair
22 Apr - 29 Apr Ryanair
05 Apr - 19 Apr easyJet
02 Apr - 05 Apr KLM
05 Apr - 09 Apr KLM
23 Apr - 30 Apr SWISS
30 Apr - 03 May Air Serbia
02 Apr - 05 Apr Air Serbia direct

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

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