AirHint found the following cheapest return flights from Rome (CIA) to Belgrade (BEG) in December 2025 (see full year).

Return flights

08 Dec - 10 Dec	Ryanair
03 Dec - 05 Dec	Ryanair
18 Dec - 21 Dec	Ryanair
10 Dec - 22 Dec	Ryanair
04 Dec - 10 Dec	Ryanair
10 Dec - 14 Dec	Ryanair
07 Dec - 14 Dec	Ryanair
10 Dec - 24 Dec	Ryanair
18 Dec - 22 Dec	Ryanair
31 Dec - 07 Jan	Ryanair
13 Dec - 14 Dec	Ryanair
28 Dec - 07 Jan	Ryanair
30 Dec - 07 Jan	Ryanair
30 Dec - 01 Jan	Ryanair
31 Dec - 04 Jan	Ryanair
24 Dec - 05 Jan	Ryanair
30 Dec - 06 Jan	Ryanair
26 Dec - 07 Jan	Ryanair
27 Dec - 07 Jan	Ryanair
27 Dec - 01 Jan	Ryanair

Also check the deals for one-way flights from Rome to Belgrade in December.

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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Cheapest return flights from Rome to Belgrade in December from 163€

Return flights