Cheapest one-way flights from Seoul to Hanoi in September from 40€

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

One-Way flights

22 Sep VietJet Air direct
15 Sep VietJet Air direct
07 Sep VietJet Air direct
11 Sep VietJet Air direct
14 Sep VietJet Air direct
26 Sep VietJet Air direct
21 Sep VietJet Air direct
19 Sep VietJet Air direct
20 Sep VietJet Air direct
28 Sep Jeju Air direct

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

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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