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

Return flights

16 Jun - 24 Jun	VietJet Air
15 Jun - 30 Jun	VietJet Air
10 Jun - 17 Jun	VietJet Air
15 Jun - 30 Jun	Asiana Airlines	direct
10 Jun - 17 Jun	Asiana Airlines	direct
16 Jun - 24 Jun	Asiana Airlines	direct
15 Jun - 08 Jul	Asiana Airlines	direct
23 Jun - 24 Jun	AirAsia
15 Jun - 24 Jun	AirAsia
04 Jun - 24 Jun	AirAsia
10 Jun - 24 Jun	AirAsia
16 Jun - 01 Jul	AirAsia
23 Jun - 13 Jul	AirAsia
23 Jun - 08 Jul	AirAsia
23 Jun - 01 Jul	AirAsia
15 Jun - 01 Jul	AirAsia
28 Jun - 13 Jul	AirAsia
28 Jun - 15 Jul	AirAsia
28 Jun - 08 Jul	AirAsia
28 Jun - 01 Jul	AirAsia

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

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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Cheapest return flights from Hanoi to Seoul in June from $331

Return flights