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DCA to OKO: distance & flight time
Washington (Ronald Reagan Washington National Airport) → Yokota (Yokota Air Base)
6,784 mi
10,917 km · 5,895 nm
13h 46m
estimated nonstop flight time
+13h
time difference · heading northwest
See live DCA→OKO fares Phone-only fares on this route — call free
Flight time details
6,784 miles nonstop takes roughly 13h 46m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 13-hour time gain when reading arrival times on your ticket.
The two airports
- DCA — Ronald Reagan Washington National Airport · Washington, 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 DCA
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 DCA from OKO?
The flight distance from Washington (DCA) to Yokota (OKO) is 6,784 miles (10,917 km, 5,895 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DCA to OKO?
A nonstop flight takes about 13h 46m 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 Washington and Yokota?
Yokota is 13 hours ahead of Washington.
What is the cheapest way to fly from DCA to OKO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DCA–OKO that never appear on search engines, with no booking fees.