Cheapest return flights from Rijeka to Belgrade in September from $175

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

Return flights

17 Sep - 20 Sep Air Serbia direct
13 Sep - 20 Sep Ryanair
11 Sep - 14 Sep Ryanair
06 Sep - 06 Sep Air Serbia
06 Sep - 07 Sep Air Serbia
29 Sep - 05 Oct Ryanair
05 Sep - 07 Sep Ryanair
19 Sep - 22 Sep Eurowings
07 Sep - 07 Sep Trade Air
26 Sep - 28 Sep Ryanair

Also check the deals for one-way flights from Rijeka 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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