AirHint found the following cheapest return flights from Phuket (HKT) to Seoul (ICN) in September 2025 (see full year).

Return flights

01 Sep - 03 Sep	Jin Air
01 Sep - 04 Sep	Jin Air
01 Sep - 05 Sep	Jin Air
01 Sep - 06 Sep	Jin Air
05 Sep - 23 Sep	AirAsia
01 Sep - 22 Sep	Jin Air
01 Sep - 11 Sep	Jin Air
08 Sep - 23 Sep	AirAsia
12 Sep - 15 Sep	VietJet Air
11 Sep - 15 Sep	VietJet Air
27 Sep - 12 Oct	AirAsia
27 Sep - 13 Oct	AirAsia
27 Sep - 10 Oct	AirAsia
28 Sep - 12 Oct	AirAsia
28 Sep - 13 Oct	AirAsia
23 Sep - 12 Oct	Thai AirAsia
23 Sep - 13 Oct	Thai AirAsia
28 Sep - 10 Oct	AirAsia
23 Sep - 10 Oct	Thai AirAsia
26 Sep - 12 Oct	AirAsia

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

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 Phuket to Seoul in September from 199€

Return flights