Distance From Port Alexander Seaplane Base to Washington Dulles International Airport, PTD - IAD Distance

The distance from Port Alexander Seaplane Base (PTD) to Washington Dulles International Airport (IAD) is 2821 miles or 4539 kilometers or 2450 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 Port Alexander ( United States ) to Dulles ( United States )?

A one-way nonstop (direct) flight between Port Alexander and Dulles takes around 6 hours 29 minutes.

Estimated flight time from Port Alexander Seaplane Base, Port Alexander, United States to Washington Dulles International Airport, Dulles, United States is 6 hours 29 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 • PTD - IAD

Kilometers		4539 km
Statute Miles		2821 miles
Nautical Miles		2450 nm
Avg. Time of Flight		6 hours 29 minutes

Port Alexander Seaplane Base to Washington Dulles International Airport Flight Route Map - PTD to IAD Flight Path

Location of Port Alexander Seaplane Base & Washington Dulles International Airport is given below.
Click the map to view Port Alexander to Dulles nonstop flight path and travel direction.

Click to see flight route on Google Map between Port Alexander, United States and Dulles, United States. .

Nonstop flight route between Port Alexander, United States and Dulles, United States.

Time Difference Between the Airports • PTD - IAD

Time difference between Port Alexander (United States) and Dulles (United States) is 4 Hours.
Dulles time is 4 Hours ahead of Port Alexander.

Location	Local Time
Port Alexander (United States)	2026-05-07, 10:21:28 AKDT
Dulles (United States)	2026-05-07, 14:21:28 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

Port Alexander Seaplane Base (PTD / PAAP) Port Alexander, United States

Destination

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