Cheapest return flights from Hong Kong to Seoul in May from $145

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

Return flights

12 May - 19 May Jeju Air direct
20 May - 20 May Jeju Air direct
13 May - 20 May Air Busan direct
20 May - 30 May Jeju Air direct
12 May - 12 May Air Busan direct
09 May - 19 May HK Express direct
20 May - 26 May Air Busan direct
21 May - 30 May HK Express direct
21 May - 29 May HK Express direct
21 May - 31 May HK Express direct
21 May - 08 Jun HK Express direct
21 May - 10 Jun HK Express direct
21 May - 01 Jun HK Express direct
21 May - 03 Jun HK Express direct
21 May - 02 Jun HK Express direct
21 May - 06 Jun HK Express direct
21 May - 04 Jun HK Express direct
21 May - 11 Jun HK Express direct
21 May - 07 Jun HK Express direct
30 May - 09 Jun HK Express direct

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

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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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