AirHint found the following cheapest return flights from Honolulu (HNL) to Seoul (ICN) in September 2026 (see full year).
Return flights
| 30 Sep - 21 Oct | ANA | ||
| 04 Sep - 02 Oct | ANA | ||
| 30 Sep - 21 Oct | Korean Air | direct | |
| 22 Sep - 28 Sep | Alaska Airlines | ||
| 04 Sep - 26 Sep | Alaska Airlines | ||
| 22 Sep - 28 Sep | Delta | direct | |
| 23 Sep - 30 Sep | Delta | direct |
Also check the deals for one-way flights from Honolulu to Seoul in September.
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