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OKO to ALO: distance & flight time
Yokota (Yokota Air Base) → Waterloo (Waterloo Regional Airport)
6,119 mi
9,848 km · 5,318 nm
12h 28m
estimated nonstop flight time
-14h
time difference · heading northeast
See live OKO→ALO fares Phone-only fares on this route — call free
Flight time details
6,119 miles nonstop takes roughly 12h 28m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-hour time set-back when reading arrival times on your ticket.
The two airports
- OKO — Yokota Air Base · Yokota, Japan
- ALO — Waterloo Regional Airport · Waterloo, United States
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 ALO
- CCY · Northeast Iowa Regional Airport37 mi away
- CID · The Eastern Iowa Airport58 mi away
- MCW · Mason City Municipal Airport63 mi away
- PCD · Prairie Du Chien Municipal Airport72 mi away
Frequently asked questions
How far is OKO from ALO?
The flight distance from Yokota (OKO) to Waterloo (ALO) is 6,119 miles (9,848 km, 5,318 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OKO to ALO?
A nonstop flight takes about 12h 28m 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 Waterloo?
Waterloo is 14 hours behind Yokota.
What is the cheapest way to fly from OKO to ALO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OKO–ALO that never appear on search engines, with no booking fees.