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

Return flights

10 Dec - 14 Dec	Ryanair
03 Dec - 08 Dec	Ryanair
11 Dec - 14 Dec	Ryanair
04 Dec - 06 Dec	Ryanair
05 Dec - 12 Dec	Ryanair
18 Dec - 08 Jan	Ryanair
29 Dec - 11 Jan	Ryanair
18 Dec - 21 Dec	Ryanair
31 Dec - 06 Jan	KLM
18 Dec - 24 Dec	KLM
20 Dec - 27 Dec	Ryanair
19 Dec - 21 Dec	KLM
20 Dec - 31 Dec	Ryanair
26 Dec - 01 Jan	Ryanair
22 Dec - 03 Jan	Ryanair
24 Dec - 02 Jan	Ryanair
20 Dec - 02 Jan	Ryanair
31 Dec - 03 Jan	KLM
29 Dec - 02 Jan	Ryanair
20 Dec - 04 Jan	Ryanair

Also check the deals for one-way flights from Dublin 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 Dublin to Belgrade in December from 119€

Return flights