AirHint found the following cheapest return flights from Honolulu (HNL) to Seoul (ICN) in December 2025 (see full year).

Return flights

01 Dec - 06 Dec	ANA
02 Dec - 16 Dec	ANA
14 Dec - 12 Jan	ANA
05 Dec - 19 Dec	Japan Airlines
05 Dec - 12 Dec	Japan Airlines
02 Dec - 11 Dec	Japan Airlines
01 Dec - 06 Dec	Air Premia	direct
22 Dec - 09 Jan	Japan Airlines
18 Dec - 16 Jan	Japan Airlines
18 Dec - 16 Jan	Korean Air	direct
24 Dec - 28 Dec	Air Canada
02 Dec - 11 Dec	Korean Air	direct
14 Dec - 12 Jan	Air Premia	direct
24 Dec - 28 Dec	Air Premia	direct
22 Dec - 09 Jan	Air Premia	direct
05 Dec - 12 Dec	Air Premia	direct

Also check the deals for one-way flights from Honolulu to Seoul in December.

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 return flights from Honolulu to Seoul in December from $674

Return flights