AirHint found the following cheapest return flights from Honolulu (HNL) to Seoul (ICN) in September 2026 (see full year).
Return flights
| 04 Sep - 02 Oct | Asiana Airlines | direct | |
| 26 Sep - 03 Oct | Alaska Airlines | ||
| 12 Sep - 18 Sep | Asiana Airlines | ||
| 04 Sep - 03 Oct | Asiana Airlines | direct | |
| 26 Sep - 03 Oct | Delta | direct |
Also check the deals for one-way flights from Honolulu to Seoul in September.
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