Seoul (ICN) to Phuket (HKT): 2,685 miles (4,320 km) great-circle, about 5h 50m nonstop by our estimate. Cheapest fare observed: $330 round-trip on Scoot, with 1 stop, departing July 8, 2026.
$330 round-trip, Scoot TR843, departing 2026-07-08 at 11:30, returning 2026-07-15. The recorded itinerary left on a Wednesday, returning on a Wednesday 7 nights later; the fare was observed 74 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $330, it ranked 14th of the 30 round-trip fares we recorded from ICN (median $393). That is 12.3 cents per great-circle mile (round-trip price over one-way distance), below the ICN median of 21.3 cents across 30 round-trip routes.
Routes from ICN of similar length: Bishkek (2,723 mi) at $632 and Almaty (2,592 mi) at $479.
Scoot had the cheapest fare on 2 of 30 ICN routes. It is the 12th longest of the 30 routes we track from ICN.
Of 32 departure airports with a fare to Phuket, Seoul (ICN) ranked 15th at $330. Lowest: $71 from Bangkok (BKK); highest: $1878 from Panama City (PTY); 8 nonstop. Cheapest-fare airlines (routes): Scoot (9), Air China (2), Etihad (2), Qatar (2), Thai Lion Air (2) and Air Europa (1), plus 14 more.
The reverse, Phuket (HKT) to Seoul (SEL), was $295 round-trip on Thai AirAsia, 1 stop, departing June 4, 2026. Phuket to Seoul flights.
Travelpayouts fares (cheapest per route, observed April 25, 2026); OurAirports coordinates and elevations; IANA zones Asia/Seoul, Asia/Bangkok; flight time is our estimate.