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

Return flights

04 Dec - 16 Dec	Ryanair
29 Dec - 27 Jan	HiSky Europe
20 Dec - 27 Dec	HiSky Europe
26 Dec - 08 Jan	Wizz Air Malta
05 Dec - 14 Dec	Air France
12 Dec - 28 Dec	Air France
12 Dec - 31 Dec	Air France
29 Dec - 03 Jan	HiSky Europe
15 Dec - 28 Dec	Air France
19 Dec - 28 Dec	Wizz Air Malta
29 Dec - 29 Jan	Air France
16 Dec - 06 Jan	Air France
15 Dec - 09 Jan	Turkish Airlines
27 Dec - 18 Jan	Air France
23 Dec - 11 Jan	Air France
19 Dec - 02 Jan	Qatar Airways
19 Dec - 31 Dec	Qatar Airways
29 Dec - 06 Jan	Air France
19 Dec - 29 Dec	Qatar Airways
20 Dec - 28 Dec	TAROM

Also check the deals for one-way flights from Bucharest 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 Bucharest to Hanoi in December from 658€

Return flights