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

Return flights

05 Dec - 08 Jan	ANA
15 Dec - 09 Jan	ANA
12 Dec - 15 Dec	Japan Airlines
11 Dec - 16 Dec	Japan Airlines
11 Dec - 15 Jan	Japan Airlines
15 Dec - 15 Jan	Japan Airlines
09 Dec - 14 Dec	ANA
05 Dec - 14 Dec	ANA
05 Dec - 08 Dec	ANA
31 Dec - 11 Jan	ANA
16 Dec - 21 Dec	Japan Airlines
17 Dec - 22 Dec	Japan Airlines
17 Dec - 23 Dec	Japan Airlines
16 Dec - 22 Dec	Japan Airlines
03 Dec - 09 Dec	Japan Airlines
16 Dec - 11 Jan	ANA
30 Dec - 06 Jan	ANA
31 Dec - 07 Jan	ANA
31 Dec - 05 Jan	ANA
31 Dec - 02 Jan	ANA

Also check the deals for one-way flights from Osaka 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 Osaka to Hanoi in December from 402€

Return flights