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OKO to SAY: distance & flight time
Yokota (Yokota Air Base) → Siena (Siena-Ampugnano Airport)
6,077 mi
9,780 km · 5,281 nm
12h 23m
estimated nonstop flight time
-7h
time difference · heading northwest
See live OKO→SAY fares Phone-only fares on this route — call free
Flight time details
6,077 miles nonstop takes roughly 12h 23m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time set-back when reading arrival times on your ticket.
The two airports
- OKO — Yokota Air Base · Yokota, Japan
- SAY — Siena-Ampugnano Airport · Siena, Italy
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 SAY
- GRS · Grosseto Air Base36 mi away
- FLR · Peretola Airport38 mi away
- PSA · Pisa International Airport52 mi away
- EBA · Marina Di Campo Airport62 mi away
Frequently asked questions
How far is OKO from SAY?
The flight distance from Yokota (OKO) to Siena (SAY) is 6,077 miles (9,780 km, 5,281 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OKO to SAY?
A nonstop flight takes about 12h 23m 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 Siena?
Siena is 7 hours behind Yokota.
What is the cheapest way to fly from OKO to SAY?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OKO–SAY that never appear on search engines, with no booking fees.