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

Return flights

19 Mar - 24 Mar	HK Express	direct
07 Mar - 14 Mar	HK Express	direct
09 Mar - 16 Mar	HK Express	direct
10 Mar - 16 Mar	HK Express	direct
18 Mar - 19 Mar	HK Express	direct
19 Mar - 21 Mar	HK Express	direct
18 Mar - 27 Mar	Air Premia	direct
01 Mar - 05 Mar	HK Express	direct
30 Mar - 06 Apr	Asiana Airlines	direct
27 Mar - 05 Apr	Asiana Airlines	direct
26 Mar - 02 Apr	Asiana Airlines	direct
28 Mar - 04 Apr	Jeju Air	direct

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

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 Hong Kong to Seoul in March from 133€

Return flights