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OIR to KCT: distance & flight time
Okushiri (Okushiri Airport) → Koggala (Koggala Airport)
4,375 mi
7,041 km · 3,802 nm
9h 3m
estimated nonstop flight time
-3.5h
time difference · heading west
See live OIR→KCT fares Phone-only fares on this route — call free
Flight time details
4,375 miles nonstop takes roughly 9h 3m 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
- OIR — Okushiri Airport · Okushiri, 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 OIR
- HKD · Hakodate Airport74 mi away
- AOJ · Aomori Airport113 mi away
- OKD · Okadama Airport123 mi away
- CTS · New Chitose Airport125 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 OIR from KCT?
The flight distance from Okushiri (OIR) to Koggala (KCT) is 4,375 miles (7,041 km, 3,802 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OIR to KCT?
A nonstop flight takes about 9h 3m 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 Koggala?
Koggala is 3.5 hours behind Okushiri.
What is the cheapest way to fly from OIR to KCT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OIR–KCT that never appear on search engines, with no booking fees.