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

Return flights

15 Dec - 12 Jan	Lufthansa
15 Dec - 09 Jan	Lufthansa
12 Dec - 09 Jan	SWISS
29 Dec - 25 Jan	Austrian Airlines
12 Dec - 09 Jan	Air Serbia	direct
15 Dec - 12 Jan	Air Serbia	direct
26 Dec - 01 Jan	Austrian Airlines
22 Dec - 09 Jan	Austrian Airlines
15 Dec - 05 Jan	Lufthansa
15 Dec - 10 Jan	Lufthansa
22 Dec - 26 Dec	Austrian Airlines
22 Dec - 27 Dec	Austrian Airlines
18 Dec - 21 Dec	Lufthansa
22 Dec - 22 Dec	Lufthansa
22 Dec - 26 Dec	Air Serbia	direct

Also check the deals for one-way flights from Hannover 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.

Book a cheap hotel in Belgrade

Cheap car rent in Belgrade

Cheapest return flights from Hannover to Belgrade in December from $215

Return flights