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ATY to OKO: distance & flight time
Watertown (Watertown Regional Airport) → Yokota (Yokota Air Base)
5,841 mi
9,400 km · 5,075 nm
11h 55m
estimated nonstop flight time
+14h
time difference · heading northwest
See live ATY→OKO fares Phone-only fares on this route — call free
Flight time details
5,841 miles nonstop takes roughly 11h 55m 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
- ATY — Watertown Regional Airport · Watertown, 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 ATY
- HON · Huron Regional Airport64 mi away
- ABR · Aberdeen Regional Airport72 mi away
- MHE · Mitchell Municipal Airport90 mi away
- FSD · Joe Foss Field Airport94 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 ATY from OKO?
The flight distance from Watertown (ATY) to Yokota (OKO) is 5,841 miles (9,400 km, 5,075 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ATY to OKO?
A nonstop flight takes about 11h 55m 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 Watertown and Yokota?
Yokota is 14 hours ahead of Watertown.
What is the cheapest way to fly from ATY to OKO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ATY–OKO that never appear on search engines, with no booking fees.