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KPO to USM: distance & flight time
Pohang (Pohang Airport (G-815/K-3)) → Ko Samui (Samui Airport)
2,594 mi
4,174 km · 2,254 nm
5h 33m
estimated nonstop flight time
-2h
time difference · heading southwest
See live KPO→USM fares Phone-only fares on this route — call free
Flight time details
2,594 miles nonstop takes roughly 5h 33m gate to gate, flying southwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time set-back when reading arrival times on your ticket.
The two airports
- KPO — Pohang Airport (G-815/K-3) · Pohang, South Korea
- USM — Samui Airport · Ko Samui, Thailand
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near KPO
- USN · Ulsan Airport28 mi away
- TAE · Daegu Airport43 mi away
- PUS · Gimhae International Airport62 mi away
- CHF · Jinhae Airbase/Airport (G-813/K-10)71 mi away
Near USM
- URT · Surat Thani Airport69 mi away
- NST · Nakhon Si Thammarat Airport70 mi away
- CJM · Chumphon Airport93 mi away
- UNN · Ranong Airport102 mi away
Frequently asked questions
How far is KPO from USM?
The flight distance from Pohang (KPO) to Ko Samui (USM) is 2,594 miles (4,174 km, 2,254 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KPO to USM?
A nonstop flight takes about 5h 33m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between Pohang and Ko Samui?
Ko Samui is 2 hours behind Pohang.
What is the cheapest way to fly from KPO to USM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KPO–USM that never appear on search engines, with no booking fees.