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IAD to OKJ: distance & flight time
Washington (Washington Dulles International Airport) → Okayama (Okayama Airport)
6,965 mi
11,210 km · 6,053 nm
14h 7m
estimated nonstop flight time
+13h
time difference · heading northwest
See live IAD→OKJ fares Phone-only fares on this route — call free
Flight time details
6,965 miles nonstop takes roughly 14h 7m 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
- IAD — Washington Dulles International Airport · Washington, United States
- OKJ — Okayama Airport · Okayama, 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 IAD
Near OKJ
- TAK · Takamatsu Airport39 mi away
- TTJ · Tottori Airport56 mi away
- HIJ · Hiroshima Airport58 mi away
- TKS · Tokushima Airport/JMSDF Air Base61 mi away
Frequently asked questions
How far is IAD from OKJ?
The flight distance from Washington (IAD) to Okayama (OKJ) is 6,965 miles (11,210 km, 6,053 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from IAD to OKJ?
A nonstop flight takes about 14h 7m 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 Okayama?
Okayama is 13 hours ahead of Washington.
What is the cheapest way to fly from IAD to OKJ?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on IAD–OKJ that never appear on search engines, with no booking fees.