Cheapest return flights from Hanoi to Seoul in October from 205€

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

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

Return flights

20 Oct - 23 Oct VietJet Air
13 Oct - 18 Oct VietJet Air direct
15 Oct - 19 Oct VietJet Air direct
16 Oct - 21 Oct VietJet Air
20 Oct - 23 Oct VietJet Air direct
04 Oct - 13 Oct Jeju Air direct
03 Oct - 12 Oct Vietnam Airlines direct
02 Oct - 12 Oct Vietnam Airlines direct
03 Oct - 10 Oct Vietnam Airlines direct
21 Oct - 26 Oct Vietnam Airlines direct
19 Oct - 01 Nov VietJet Air
19 Oct - 01 Nov Vietnam Airlines direct
28 Oct - 04 Nov Vietnam Airlines direct
31 Oct - 07 Nov Vietnam Airlines direct
30 Oct - 04 Nov Vietnam Airlines direct
24 Oct - 02 Nov China Southern
28 Oct - 17 Nov AirAsia
31 Oct - 17 Nov AirAsia
28 Oct - 12 Nov AirAsia
28 Oct - 14 Nov AirAsia

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