AirHint found the following cheapest return flights from Hong Kong (HKG) to Seoul (ICN) in January 2026 (see full year).

Return flights

30 Jan - 06 Feb	HK Express
06 Jan - 13 Jan	HK Express
11 Jan - 17 Jan	HK Express
24 Jan - 31 Jan	HK Express
16 Jan - 18 Jan	Hong Kong Airlines	direct
18 Jan - 25 Jan	HK Express	direct
20 Jan - 29 Jan	HK Express
05 Jan - 12 Jan	Hong Kong Airlines	direct
11 Jan - 11 Jan	HK Express	direct
09 Jan - 11 Jan	HK Express	direct
19 Jan - 24 Jan	HK Express	direct
26 Jan - 02 Feb	HK Express
26 Jan - 02 Feb	Asiana Airlines	direct
30 Jan - 06 Feb	Asiana Airlines	direct

Also check the deals for one-way flights from Hong Kong to Seoul in January.

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.

Book a cheap hotel in Seoul

Cheap car rent in Seoul

Cheapest return flights from Hong Kong to Seoul in January from $241

Return flights