Cheapest return flights from Seoul to Hanoi in September from 207€

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

Return flights

17 Sep - 25 Sep VietJet Air direct
17 Sep - 24 Sep VietJet Air direct
09 Sep - 09 Sep VietJet Air direct
04 Sep - 09 Sep VietJet Air direct
30 Sep - 04 Oct Vietnam Airlines direct
07 Sep - 13 Sep Vietnam Airlines direct
01 Sep - 09 Sep Vietnam Airlines direct
16 Sep - 21 Sep VietJet Air
17 Sep - 22 Sep VietJet Air
17 Sep - 20 Sep VietJet Air
11 Sep - 14 Sep VietJet Air
30 Sep - 09 Oct Vietnam Airlines direct
28 Sep - 07 Oct Vietnam Airlines direct
30 Sep - 07 Oct Vietnam Airlines direct
28 Sep - 14 Oct Vietnam Airlines direct
25 Sep - 04 Oct Vietnam Airlines direct
19 Sep - 06 Oct Vietnam Airlines direct
21 Sep - 07 Oct VietJet Air
21 Sep - 07 Oct Asiana Airlines direct
17 Sep - 06 Oct HK Express

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