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

Return flights

05 Dec - 23 Dec	Pegasus Airlines
05 Dec - 22 Dec	Pegasus Airlines
10 Dec - 22 Jan	Pegasus Airlines
22 Dec - 19 Jan	Lufthansa
21 Dec - 04 Jan	China Eastern
17 Dec - 03 Jan	China Eastern
27 Dec - 10 Jan	KLM
22 Dec - 04 Jan	Lufthansa
20 Dec - 02 Jan	Lufthansa
19 Dec - 02 Jan	Lufthansa
20 Dec - 03 Jan	Lufthansa
19 Dec - 03 Jan	Lufthansa

Also check the deals for one-way flights from Hannover to Hanoi 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 Hannover to Hanoi in December from $796

Return flights