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

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

Return flights

09 Sep - 13 Sep VietJet Air
03 Sep - 07 Sep VietJet Air
01 Sep - 07 Sep VietJet Air
12 Sep - 15 Sep VietJet Air
02 Sep - 08 Sep VietJet Air
20 Sep - 26 Sep VietJet Air
22 Sep - 29 Sep VietJet Air
18 Sep - 26 Sep VietJet Air
24 Sep - 29 Sep VietJet Air
18 Sep - 27 Sep VietJet Air
30 Sep - 05 Oct Vietnam Airlines direct
17 Sep - 07 Oct HK Express
17 Sep - 05 Oct HK Express
16 Sep - 07 Oct HK Express
16 Sep - 05 Oct HK Express
15 Sep - 05 Oct HK Express
14 Sep - 05 Oct HK Express
22 Sep - 07 Oct HK Express
22 Sep - 05 Oct HK Express
17 Sep - 03 Oct HK Express

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

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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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