The 23-km Airport Express corridor connecting centre of Delhi to IGI Airport Terminal 3 has junction stations at New Delhi and Dwarka Sector 21. The Airport link has six stations namely — New Delhi, Shivaji Stadium, Dhaula Kuan, Delhi Aerocity, IGI Airport and Dwarka Sector 21. The corridor facilitates interchange facility to Janakpuri-Huda City Centre line at New Delhi and interchange to the Noida City Centre/Vaishali line at Dwarka Sector 21.