Cheapest one-way flights from Seoul to Hanoi in December from $56

AirHint found the following cheapest one-way flights from Seoul (ICN) to Hanoi (HAN) in December 2025 (see full year).

One-Way flights

17 Dec VietJet Air direct
08 Dec VietJet Air direct
01 Dec VietJet Air direct
20 Dec VietJet Air direct
13 Dec Jeju Air direct
07 Dec Jeju Air direct
06 Dec Jeju Air direct
23 Dec Jeju Air direct
21 Dec Jeju Air direct
05 Dec Vietnam Airlines

Also check the deals for return flights from Seoul to Hanoi in December.

Skyscanner

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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