How to use this Kolkata Metro guide
The Kolkata section brings together station, interchange and fare references maintained in Bharat Metro Locator. Check Metro Railway Kolkata for the latest timetable and corridor notices.
Lines, interchanges and station coverage
From the Blue Line connecting Dakshineswar to Kavi Subhash to the Green Line with an underwater tunnel from Howrah Maidan to Salt Lake Sector V, our interactive map provides station details, platform numbers, and exit-gate information.
Plan a station-to-station journey
Enter your source and destination to get multiple route options ranked by travel time, interchanges, and walking distance, with a detailed Kolkata Metro ticket price breakdown. Use the flip arrow in the route planner to quickly check return trains (e.g., from KPA to Sealdah and back).
Fare and ticketing notes
The route view uses the configured fare reference beginning at INR 5 and includes notes about smart cards and QR tickets. Confirm the final fare and ticketing method with the operator.
Kolkata Metro at a glance (2025)
- Total route length: 59.38 km across 3 operational lines
- Daily ridership: ~0.7 million passengers (April 2025 average)
- Unique feature: India’s first underwater metro tunnel (Green Line)
- Major interchange: Esplanade, connecting Blue, Green, and Purple Lines
Kolkata Metro expansion updates
The Orange Line (New Garia to Airport) and Purple Line extensions are progressing, with full network expansion to over 130 km by 2027. Stay tuned for updates as new Kolkata Metro stations open.