Distance From Kawayo Green Ranch Airport to Washington Dulles International Airport

The distance from Kawayo Green Ranch Airport () to Washington Dulles International Airport (IAD) is 6419 miles or 10329 kilometers or 5574 nautical miles.

The distance shown below is direct flight distance between airports. Straight-line distance does not account for the surface between the two points. It is the distance a bird or airplane would travel between the two points when flying above the surface. The straight line distance is the direct route between two points, regardless of whether or not there are roads that connect them.

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How long does it take to travel from Oirase ( Japan ) to Dulles ( United States )?

A one-way nonstop (direct) flight between Oirase and Dulles takes around 14 hours 45 minutes.

Estimated flight time from Kawayo Green Ranch Airport, Oirase, Japan to Washington Dulles International Airport, Dulles, United States is 14 hours 45 minutes under avarage conditions. Your actual flying time may vary depending on wind direction/speed or weather conditions. This calculation does not include the departure and landing times of the aircraft. In addition, it does not cover the person identity check, ticket check-in and baggage collection times at the airport.

Travel Distance Between the Airports • - IAD

Kilometers		10329 km
Statute Miles		6419 miles
Nautical Miles		5574 nm
Avg. Time of Flight		14 hours 45 minutes

Kawayo Green Ranch Airport to Washington Dulles International Airport Flight Route Map - to IAD Flight Path

Location of Kawayo Green Ranch Airport & Washington Dulles International Airport is given below.
Click the map to view Oirase to Dulles nonstop flight path and travel direction.

Click to see flight route on Google Map between Oirase, Japan and Dulles, United States. .

Nonstop flight route between Oirase, Japan and Dulles, United States.

Time Difference Between the Airports • - IAD

Time difference between Oirase (Japan) and Dulles (United States) is 14 Hours.
Dulles time is 14 Hours behind Oirase.

Location	Local Time
Oirase (Japan)	2025-01-05, 21:20:00 JST
Dulles (United States)	2025-01-05, 07:20:00 EST

Why should you arrive 3 hours before international flight? Flyers who are traveling to an international destination should arrive at the airport earlier than domestic flyers. This is because international flights can have additional check-in requirements, like passport verification, that need to be completed before you receive your boarding pass.

Origin

Kawayo Green Ranch Airport ( / ) Oirase, Japan

Destination

Washington Dulles International Airport (IAD / KIAD) Dulles, United States