AeroTrain (Washington Dulles International Airport) AeroTrain (Washington Dulles International Airport) AeroTrain is a underground people mover system at Washington Dulles International Airport. It was scheduled to open in fall 2009, but was delayed until 2010 in order to complete reliability tests. It opened to Dulles employees on January 20, 2010, and opened to passengers January 26, 2010. The system mostly replaced the mobile lounges that transport passengers from the concourses to the Main Terminal. The system cost about $1.4 billion and also includes a new security screening mezzanine. The system utilizes 29 Mitsubishi Heavy Industries Crystal Mover vehicles as its rolling stock. The AeroTrain transports
Washington Dulles International Airport mezzanine with more room for lines. A new train system, dubbed AeroTrain and developed by Mitsubishi, began in 2010 to transport passengers between the concourses and the main terminal. The system, which uses rubber tires and travels along a fixed underground guideway, is similar to the people mover systems at Singapore Changi Airport, Hartsfield–Jackson Atlanta International Airport, and Denver International Airport. The train is intended to replace the mobile lounges, which many passengers found crowded and inconvenient. The initial phase includes the main terminal station, a permanent Concourse A station, a permanent Concourse B station, a permanent midfield concourse station