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

Return flights

31 Dec - 10 Jan	ANA
31 Dec - 21 Jan	Jetstar Japan
31 Dec - 22 Jan	Jetstar Japan
31 Dec - 08 Jan	Jetstar Japan
31 Dec - 13 Jan	Jetstar Japan
31 Dec - 20 Jan	Jetstar Japan
31 Dec - 15 Jan	Jetstar Japan
31 Dec - 14 Jan	Hong Kong Airlines
30 Dec - 10 Jan	ANA
31 Dec - 07 Jan	Hong Kong Airlines
30 Dec - 31 Dec	Hong Kong Airlines
30 Dec - 31 Dec	Vietnam Airlines	direct

Also check the deals for one-way flights from Tokyo 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 Tokyo to Hanoi in December from 390€

Return flights