Cheapest one-way flights from Seoul to Hanoi in October from $58

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

One-Way flights

12 Oct VietJet Air direct
15 Oct VietJet Air direct
31 Oct VietJet Air direct
11 Oct Jeju Air direct
25 Oct Vietnam Airlines direct
24 Oct Vietnam Airlines direct
23 Oct Jeju Air direct
26 Oct Jeju Air direct
09 Oct Jeju Air direct
28 Oct Vietnam Airlines

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

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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