Distance From Westchester County Airport to Washington Dulles International Airport, HPN - IAD Distance

The distance from Westchester County Airport (HPN) to Washington Dulles International Airport (IAD) is 247 miles or 397 kilometers or 215 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 White Plains ( United States ) to Dulles ( United States )?

A one-way nonstop (direct) flight between White Plains and Dulles takes around 0 hours 34 minutes.

Estimated flight time from Westchester County Airport, White Plains, United States to Washington Dulles International Airport, Dulles, United States is 0 hours 34 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 • HPN - IAD

Kilometers		397 km
Statute Miles		247 miles
Nautical Miles		215 nm
Avg. Time of Flight		0 hours 34 minutes

Westchester County Airport to Washington Dulles International Airport Flight Route Map - HPN to IAD Flight Path

Location of Westchester County Airport & Washington Dulles International Airport is given below.
Click the map to view White Plains to Dulles nonstop flight path and travel direction.

Click to see flight route on Google Map between White Plains, United States and Dulles, United States. .

Nonstop flight route between White Plains, United States and Dulles, United States.

Time Difference Between the Airports • HPN - IAD

Time difference between White Plains (United States) and Dulles (United States) is 0 Hours.

Location	Local Time
White Plains (United States)	2026-09-19, 15:53:34 EDT
Dulles (United States)	2026-09-19, 15:53:34 EDT

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

Westchester County Airport (HPN / KHPN) White Plains, United States

Destination

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