IAD - KIAD

Table of Contents

Overview - Washington Dulles International Airport

Washington Dulles International Airport (IATA: IAD; ICAO: KIAD) serves the city of Washington DC.

Service to the city is provided through Washington Dulles International Airport Station, located on-site. Within the airport, there is also an internal service.

External Services

External services to Washington are provided through Metro service.

Washington Dulles International Airport Station

Washington Dulles International Airport Station is located on-site to the north of the airport terminals. It was opened on November 15, 2022.

Washington Dulles International Airport Station is on the Washington Metro Silver Line. The following services serve this station:

• Metro - WMATA Silver Line - Service to Asburn, Downtown Largo, and New Carrollton. As of July 2026, 5 trains operate per hour in each direction on weekdays off peak

Connector Services

Washington Dulles International Airport has no connector service.

Internal Services

The AeroTrain connects the main terminal with the three concourses.

AeroTrain

AeroTrain is a 6.08 km AGT People Mover (Crystal Mover) service that connects the main terminal with Concourses A, B, and C. This service began on January 26, 2010.

The service uses Mitsubishi Heavy Industries Crystal Mover rolling stock, run in three car consists with two doors on each side per car. The system is fully underground and entirely grade separated.

The service is owned by the operated by the Metropolitan Washington Airports Authority. Line color from the logo on Wikipedia as of July 19, 2026.

References & Helpful Links

Airport Website (English)

WMATA Website (English)

External Citations