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

Return flights

10 Apr - 13 Apr	HK Express
09 Apr - 12 Apr	HK Express	direct
05 Apr - 10 Apr	Asiana Airlines	direct
05 Apr - 12 Apr	Asiana Airlines	direct
02 Apr - 22 Apr	HK Express	direct
25 Apr - 02 May	HK Express
30 Apr - 06 May	HK Express	direct
02 Apr - 09 Apr	HK Express	direct
03 Apr - 12 Apr	HK Express	direct
03 Apr - 08 Apr	HK Express	direct
25 Apr - 01 May	HK Express
01 Apr - 06 Apr	HK Express	direct
01 Apr - 07 Apr	HK Express	direct

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

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 April from 248€

Return flights