AirHint found the following cheapest one-way flights from Seoul (ICN) to Danang (DAD) in September 2025 (see full year).

One-Way flights

30 Sep	VietJet Air	direct
28 Sep	VietJet Air	direct
23 Sep	VietJet Air	direct
20 Sep	VietJet Air	direct
19 Sep	VietJet Air	direct
07 Sep	VietJet Air	direct
16 Sep	VietJet Air	direct
05 Sep	VietJet Air	direct
11 Sep	T'way Air	direct
03 Sep	VietJet Air	direct

Also check the deals for return flights from Seoul to Danang in September.

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 one-way flights from Seoul to Danang in September from $62

One-Way flights