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OKO to USM: distance & flight time
Yokota (Yokota Air Base) → Ko Samui (Samui Airport)
3,057 mi
4,920 km · 2,656 nm
6h 28m
estimated nonstop flight time
-2h
time difference · heading southwest
See live OKO→USM fares Phone-only fares on this route — call free
Flight time details
3,057 miles nonstop takes roughly 6h 28m 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
- OKO — Yokota Air Base · Yokota, 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 OKO
- HND · Tokyo Haneda International Airport28 mi away
- NRT · Narita International Airport58 mi away
- NJA · Atsugi Naval Air Facility21 mi away
- IBR · Hyakuri Airport67 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 OKO from USM?
The flight distance from Yokota (OKO) to Ko Samui (USM) is 3,057 miles (4,920 km, 2,656 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OKO to USM?
A nonstop flight takes about 6h 28m 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 Yokota and Ko Samui?
Ko Samui is 2 hours behind Yokota.
What is the cheapest way to fly from OKO to USM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OKO–USM that never appear on search engines, with no booking fees.