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COU to OKO: distance & flight time
Columbia (Columbia Regional Airport) → Yokota (Yokota Air Base)
6,325 mi
10,179 km · 5,496 nm
12h 52m
estimated nonstop flight time
+14h
time difference · heading northwest
See live COU→OKO fares Phone-only fares on this route — call free
Flight time details
6,325 miles nonstop takes roughly 12h 52m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-hour time gain when reading arrival times on your ticket.
The two airports
- COU — Columbia Regional Airport · Columbia, United States
- 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 COU
- JEF · Jefferson City Memorial Airport16 mi away
- AIZ · Lee C Fine Memorial Airport53 mi away
- SZL · Whiteman Air Force Base72 mi away
- TBN · Waynesville-St. Robert Regional Forney field75 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 COU from OKO?
The flight distance from Columbia (COU) to Yokota (OKO) is 6,325 miles (10,179 km, 5,496 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from COU to OKO?
A nonstop flight takes about 12h 52m 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 Columbia and Yokota?
Yokota is 14 hours ahead of Columbia.
What is the cheapest way to fly from COU to OKO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on COU–OKO that never appear on search engines, with no booking fees.