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

Return flights

11 Dec - 18 Dec	Jeju Air
11 Dec - 16 Dec	Jeju Air
09 Dec - 18 Dec	VietJet Air
04 Dec - 09 Dec	Jeju Air
14 Dec - 18 Dec	VietJet Air
09 Dec - 16 Dec	VietJet Air
18 Dec - 21 Dec	Jeju Air
11 Dec - 14 Dec	Jeju Air
02 Dec - 30 Dec	Jeju Air
20 Dec - 23 Dec	Jeju Air
31 Dec - 07 Jan	ANA
25 Dec - 01 Jan	Jeju Air
29 Dec - 03 Jan	Jeju Air
28 Dec - 01 Jan	Jeju Air
30 Dec - 04 Jan	Jeju Air
25 Dec - 04 Jan	Jeju Air
28 Dec - 03 Jan	Jeju Air
30 Dec - 03 Jan	Jeju Air
28 Dec - 04 Jan	Jeju Air
27 Dec - 04 Jan	Jeju Air

Also check the deals for one-way flights from Hiroshima 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 Hiroshima to Hanoi in December from $320

Return flights