<Li> Red Line, Shahdara--Dilshad Garden: 3.09 kilometres (1.92 mi) route with 3 stations, an extension of Phase I, Line 1 became operational on 3 June 2008 . </Li> <Li> Yellow Line, Vishwavidyalaya--Jahangir Puri: 6.36 kilometres (3.95 mi) route with 5 stations, an extension of Phase I, Line 2 became operational on 3 February 2009 . </Li> <Li> Yellow Line, Central Secretariat--HUDA City Centre: 27.45 kilometres (17.06 mi) route with 19 stations, an extension of Phase I, Line 2 progressively became operational from 21 June 2010 to 3 September 2010, connects to Gurugram in Haryana state with interchange with Rapid MetroRail Gurgaon at Sikandarpur . </Li> <Li> Blue Line, Indraprastha--Noida Sector 32 City Centre: 15.07 kilometres (9.36 mi) route with 11 stations, an extension of Phase I, Line 3 progressively became operational from 10 May 2009 to 13 November 2009, connects to Noida in Gautam Buddh Nagar district of Uttar Pradesh state . </Li>

When does delhi metro starts in the morning