Cheapest one-way flights from Hanoi to Seoul in September from $169

Best time to book flights for Hanoi (HAN) to Seoul (ICN) flights at AirHint

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

One-Way flights

23 Sep AirAsia
20 Sep Vietnam Airlines
28 Sep Vietnam Airlines
20 Sep Vietnam Airlines direct
28 Sep Vietnam Airlines direct
27 Sep Vietnam Airlines direct
30 Sep AirAsia
01 Sep AirAsia
14 Sep AirAsia

Also check the deals for return flights from Hanoi to Seoul 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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