Chennai Metro Upcoming Lines and Expected Completion Dates

Here are the upcoming lines of the Chennai Metro and their expected completion dates:

LineStart StationEnd StationExpected Completion Date
Line 3Madhavaram Milk ColonySIPCOT 2December 2025
Line 4Light HousePoonamalleeDecember 2025
Line 5Madhavaram Milk ColonySholinganallurDecember 2026
Line 6ThirumangalamAvadiDecember 2027
Line 7CMBTAvadiDecember 2028

The Chennai Metro Phase 2 is expected to be completed and opened in phases from 2025 onwards. After phase 2 is built and completed in 2028 (estimated), Chennai’s metro network will become roughly 173 km long.