Cheapest return flights from Seoul to Hanoi in December from $492

AirHint found the following cheapest return flights from Seoul (GMP) to Hanoi (HAN) in December 2026 (see full year).

Return flights

11 Dec - 15 Dec Air China
01 Dec - 04 Dec Air China
03 Dec - 06 Dec Air China
03 Dec - 07 Dec Air China
17 Dec - 20 Dec Air China
17 Dec - 22 Dec Air China
23 Dec - 26 Dec Air China
25 Dec - 27 Dec Air China
25 Dec - 28 Dec Air China
19 Dec - 26 Dec Air China

Also check the deals for one-way flights from Seoul to Hanoi in December.

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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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