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OIR to USM: distance & flight time
Okushiri (Okushiri Airport) → Ko Samui (Samui Airport)
3,274 mi
5,269 km · 2,845 nm
6h 53m
estimated nonstop flight time
-2h
time difference · heading southwest
See live OIR→USM fares Phone-only fares on this route — call free
Flight time details
3,274 miles nonstop takes roughly 6h 53m 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
- OIR — Okushiri Airport · Okushiri, Japan
- 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 OIR
- HKD · Hakodate Airport74 mi away
- AOJ · Aomori Airport113 mi away
- OKD · Okadama Airport123 mi away
- CTS · New Chitose Airport125 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 OIR from USM?
The flight distance from Okushiri (OIR) to Ko Samui (USM) is 3,274 miles (5,269 km, 2,845 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OIR to USM?
A nonstop flight takes about 6h 53m 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 Okushiri and Ko Samui?
Ko Samui is 2 hours behind Okushiri.
What is the cheapest way to fly from OIR to USM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OIR–USM that never appear on search engines, with no booking fees.