Distance From Kaeng Krachan Airfield to Washington Dulles International Airport

The distance from Kaeng Krachan Airfield () to Washington Dulles International Airport (IAD) is 8852 miles or 14246 kilometers or 7687 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 Tha Yang ( Thailand ) to Dulles ( United States )?

A one-way nonstop (direct) flight between Tha Yang and Dulles takes around 20 hours 21 minutes.

Estimated flight time from Kaeng Krachan Airfield, Tha Yang, Thailand to Washington Dulles International Airport, Dulles, United States is 20 hours 21 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		14246 km
Statute Miles		8852 miles
Nautical Miles		7687 nm
Avg. Time of Flight		20 hours 21 minutes

Kaeng Krachan Airfield to Washington Dulles International Airport Flight Route Map - to IAD Flight Path

Location of Kaeng Krachan Airfield & Washington Dulles International Airport is given below.
Click the map to view Tha Yang to Dulles nonstop flight path and travel direction.

Click to see flight route on Google Map between Tha Yang, Thailand and Dulles, United States. .

Nonstop flight route between Tha Yang, Thailand and Dulles, United States.

Time Difference Between the Airports • - IAD

Time difference between Tha Yang (Thailand) and Dulles (United States) is 12 Hours.
Dulles time is 12 Hours behind Tha Yang.

Location	Local Time
Tha Yang (Thailand)	2026-02-13, 16:30:31 +07
Dulles (United States)	2026-02-13, 04:30:31 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

Kaeng Krachan Airfield ( / ) Tha Yang, Thailand

Destination

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