Originally, the Blue line of the Delhi Metro was from Indraprastha to Dwarka. On 12 November 2009, the line was extended from Yamuna Bank to Noida City Centre, with a total length of 13.1 km.
Stations Covered in Blue Line
Noida City Centre - Noida Golf Course - Botanical Garden - Noida Sector 18 - Noida Sector 16 - Noida Sector 15 - New Ashok Nagar - Mayur Vihar Extension - Mayur Vihar I - Akshardham - Yamuna Bank - Indraprastha - Pragati Maidan - Mandi House - Barakhamba - Rajiv Chowk - Ramakrishna Ashram Marg - Jhandewalan - Karol Bagh - Rajendra Place - Patel Nagar - Shadipur - Kirti Nagar - Moti Nagar - Ramesh Nagar - Rajouri Garden - Tagore Garden - Subhash Nagar - Tilak Nagar - Janakpuri East - Janakpuri West - Uttam Nagar East - Uttam Nagar West - Nawada - Dwarka Mor - Dwarka - Dwarka Sector 14 - Dwarka Sector 13 - Dwarka Sector 12 - Dwarka Sector 11 - Dwarka Sector 10 - Dwarka Sector 9 - Dwarka Sector 8 - Dwarka Sector 21
Blue line was made operational in six stages:
- 31 December 2005: Barakhamba - Dwarka
- 1 April 2006: Dwarka - Dwarka Sector 9
- 11 November 2006: Barakhamba - Indraprastha
- 10 May 2009: Indraprastha - Yamuna Bank
- 13 November 2009: Yamuna Bank - Noida City Centre
- 30 October 2010: Dwarka sector 9 - Dwarka Sector 21
| Station No. | Station Name |
|---|---|
| 1 | Noida City Centre |
| 2 | Golf Course |
| 3 | Botanical Garden |
| 4 | Noida Sect 18 |
| 5 | Noida Sect 16 |
| 6 | Noida Sect 15 |
| 7 | New Ashok Nagar |
| 8 | Mayur Vihar Ext |
| 9 | Mayur Vihar-I |
| 10 | Akshardham |
| 11 | Yamuna Bank |
| 12 | Indraprasta |
| 13 | Pragati Maidan |
| 14 | Mandi House |
| 15 | Barakhamba |
| 16 | Rajiv Chowk |
| 17 | RK Ashram Marg |
| 18 | Jhandewalan |
| 19 | Karol Bagh |
| 20 | Rajendra Place |
| 21 | Patel Nagar |
| 22 | Shadi Pur |
| 23 | Kirti Nagar |
| 24 | Moti Nagar |
| 25 | Ramesh Nagar |
| 26 | Rajouri Garden |
| 27 | Tagore Garden |
| 28 | Subash Nagar |
| 29 | Tilak Nagar |
| 30 | Janak Puri East |
| 31 | Janak Puri West |
| 32 | Uttam Nagar East |
| 33 | Uttam Nagar West |
| 34 | Nawada |
| 35 | Dwaraka Mor |
| 36 | Dwarka |
| 37 | Dwarka Sector - 14 |
| 38 | Dwarka Sector - 13 |
| 39 | Dwarka Sector - 12 |
| 40 | Dwarka Sector - 11 |
| 41 | Dwarka Sector - 10 |
| 42 | Dwarka Sector - 9 |
| 43 | Dwarka Sector - 8 |
| 44 | Dwarka Sector - 21 |
Blue Line Branch Metro Stations | |
| Station No. | Station Name |
| 1 | Vaishali |
| 2 | Kaushambi |
| 3 | Anand Vihar |
| 4 | Karkar Duma |
| 5 | Preet Vihar |
| 6 | Nirman Vihar |
| 7 | Laxmi Nagar |
| 8 | Yamuna Bank |
Yamuna Bank - Vaishali (Blue Line) (Branch Line)
Completed in January 2010, Line 4 operates across eight stations. The distance covered under this route is 6.25 km. The cost of travelling on this route ranges between Rs. 8 to Rs.15. A small extension of 2.57 km was made in July 2011 connecting the Anand Vihar metro station of the Blue Line branch with the Vaishali metro station in Ghaziabad, two stations, i.e., Anand Vihar and Vaishali in Ghaziabad. The Anand Vihar ISBT – Vaishali route was opened for public on 27 January 2010.