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

One-Way flights

30 Sep	Zipair
25 Sep	Zipair
28 Sep	Zipair
23 Sep	Zipair
26 Sep	Air Premia	direct
24 Sep	Air Premia	direct
27 Sep	Air Premia	direct
29 Sep	Air Premia	direct
21 Sep	Philippine Airlines
30 Sep	Asiana Airlines	direct

Also check the deals for return flights from Honolulu to Seoul 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 Honolulu to Seoul in September from 196€

One-Way flights