Cheapest return flights from Seoul to Hanoi in October from $190

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

Return flights

14 Oct - 17 Oct VietJet Air
12 Oct - 19 Oct VietJet Air
10 Oct - 18 Oct VietJet Air
12 Oct - 16 Oct VietJet Air
11 Oct - 19 Oct VietJet Air
15 Oct - 19 Oct VietJet Air
11 Oct - 13 Oct VietJet Air
05 Oct - 12 Oct VietJet Air
19 Oct - 20 Oct VietJet Air
23 Oct - 25 Oct VietJet Air
28 Oct - 01 Nov VietJet Air

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

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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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