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UNN to OKO: distance & flight time
Ranong (Ranong Airport) → Yokota (Yokota Air Base)
3,121 mi
5,023 km · 2,712 nm
6h 35m
estimated nonstop flight time
+2h
time difference · heading northeast
See live UNN→OKO fares Phone-only fares on this route — call free
Flight time details
3,121 miles nonstop takes roughly 6h 35m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time gain when reading arrival times on your ticket.
The two airports
- UNN — Ranong Airport · Ranong, Thailand
- OKO — Yokota Air Base · Yokota, Japan
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 UNN
- KAW · Kawthoung Airport19 mi away
- URT · Surat Thani Airport58 mi away
- CJM · Chumphon Airport83 mi away
- VBP · Bokpyinn Airport95 mi away
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
Frequently asked questions
How far is UNN from OKO?
The flight distance from Ranong (UNN) to Yokota (OKO) is 3,121 miles (5,023 km, 2,712 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from UNN to OKO?
A nonstop flight takes about 6h 35m 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 Ranong and Yokota?
Yokota is 2 hours ahead of Ranong.
What is the cheapest way to fly from UNN to OKO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on UNN–OKO that never appear on search engines, with no booking fees.