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OKO to KCT: distance & flight time
Yokota (Yokota Air Base) → Koggala (Koggala Airport)
4,253 mi
6,844 km · 3,696 nm
8h 48m
estimated nonstop flight time
-3.5h
time difference · heading west
See live OKO→KCT fares Phone-only fares on this route — call free
Flight time details
4,253 miles nonstop takes roughly 8h 48m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3.5-hour time set-back when reading arrival times on your ticket.
The two airports
- OKO — Yokota Air Base · Yokota, Japan
- KCT — Koggala Airport · Koggala, Sri Lanka
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 KCT
- HRI · Mattala Rajapaksa International Airport59 mi away
- RML · Colombo Ratmalana Airport65 mi away
- WRZ · Weerawila Airport65 mi away
- CMB · Bandaranaike International Colombo Airport87 mi away
Frequently asked questions
How far is OKO from KCT?
The flight distance from Yokota (OKO) to Koggala (KCT) is 4,253 miles (6,844 km, 3,696 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OKO to KCT?
A nonstop flight takes about 8h 48m 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 Koggala?
Koggala is 3.5 hours behind Yokota.
What is the cheapest way to fly from OKO to KCT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OKO–KCT that never appear on search engines, with no booking fees.