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GIU to OKO: distance & flight time
Sigiriya (Sigiriya Air Force Base) → Yokota (Yokota Air Base)
4,148 mi
6,676 km · 3,605 nm
8h 36m
estimated nonstop flight time
+3.5h
time difference · heading northeast
See live GIU→OKO fares Phone-only fares on this route — call free
Flight time details
4,148 miles nonstop takes roughly 8h 36m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3.5-hour time gain when reading arrival times on your ticket.
The two airports
- GIU — Sigiriya Air Force Base · Sigiriya, Sri Lanka
- 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 GIU
- HIM · Hingurakgoda Air Force Base18 mi away
- ACJ · Anuradhapura Air Force Base31 mi away
- TRR · China Bay Airport51 mi away
- BTC · Batticaloa Airport67 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 GIU from OKO?
The flight distance from Sigiriya (GIU) to Yokota (OKO) is 4,148 miles (6,676 km, 3,605 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GIU to OKO?
A nonstop flight takes about 8h 36m 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 Sigiriya and Yokota?
Yokota is 3.5 hours ahead of Sigiriya.
What is the cheapest way to fly from GIU to OKO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GIU–OKO that never appear on search engines, with no booking fees.