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ORD to OKO: distance & flight time
Chicago (Chicago O'Hare International Airport) → Yokota (Yokota Air Base)
6,293 mi
10,127 km · 5,468 nm
12h 48m
estimated nonstop flight time
+14h
time difference · heading northwest
See live ORD→OKO fares Phone-only fares on this route — call free
Flight time details
6,293 miles nonstop takes roughly 12h 48m 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
- ORD — Chicago O'Hare International Airport · Chicago, 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 ORD
- PWK · Chicago Executive Airport9 mi away
- MDW · Chicago Midway International Airport15 mi away
- CGX · Chicago Meigs Airport17 mi away
- DPA · Dupage Airport18 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 ORD from OKO?
The flight distance from Chicago (ORD) to Yokota (OKO) is 6,293 miles (10,127 km, 5,468 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ORD to OKO?
A nonstop flight takes about 12h 48m 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 Chicago and Yokota?
Yokota is 14 hours ahead of Chicago.
What is the cheapest way to fly from ORD to OKO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ORD–OKO that never appear on search engines, with no booking fees.