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

Return flights

16 May - 19 May	Scoot
11 May - 15 May	Scoot
06 May - 10 May	Scoot
12 May - 17 May	Scoot
06 May - 14 May	Scoot
15 May - 19 May	Scoot
08 May - 13 May	Cathay Pacific
08 May - 13 May	Korean Air	direct
06 May - 14 May	Korean Air	direct
11 May - 14 May	Thai AirAsia X
31 May - 09 Jun	Thai AirAsia X
31 May - 10 Jun	Thai AirAsia X
31 May - 19 Jun	Thai AirAsia X
31 May - 05 Jun	Cathay Pacific
16 May - 05 Jun	Thai AirAsia X
31 May - 05 Jun	Korean Air	direct

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

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 Seoul to Phuket in May from $232

Return flights