Namma Metro Blue Line Route and Stations

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The Namma Metro Blue Line will run for 58.19 km from Central Silk Board to Kempegowda International Airport. It will pass through the Outer Ring Road tech belt, KR Puram, Nagawara, Hebbal and Yelahanka. The route has 29 planned stops when the common station at KR Puram is counted once.

The full Blue Line is not open as of August 2026. It is being built in two parts. Phase 2A covers 19.75 km from Central Silk Board to KR Puram. Phase 2B continues for 38.44 km from KR Puram to the airport. The line is now expected to open in stages, with the full route targeted by March 2028.

Blue Line Route at a Glance


Section Route Length Stations Latest Opening Target
Phase 2A Central Silk Board to KR Puram 19.75 km 13 Mid-2027
Phase 2B KR Puram to KIA 38.44 km 17 (including shared KR Puram) Hebbal–KIA by September 2027; full link by March 2028

The dates are targets, not confirmed launch days. Track work, train tests and safety approval must finish before each section can carry passengers.

Phase 2A Stations: Central Silk Board to KR Puram


Phase 2A follows the eastern part of the Outer Ring Road. It is often called the ORR Metro Line. It will serve HSR Layout, Bellandur, Kadubeesanahalli, Marathahalli and other large office areas.

The 13 stations, from south to east, are:

  • Central Silk Board
  • HSR Layout
  • Agara
  • Ibbalur
  • Bellandur
  • Embassy TechVillage Kadubeesanahalli
  • Kodibisanahalli
  • Marathahalli
  • ISRO
  • Doddanekundi
  • DRDO Sports Complex
  • Saraswathi Nagar
  • KR Puram

Central Silk Board will connect the Blue Line with the Yellow Line. KR Puram will connect it with the working Purple Line. These two changes will help people reach South Bengaluru, Whitefield and the city centre without using the full road route.

Phase 2B Stations: KR Puram to Bengaluru Airport


Phase 2B turns north from KR Puram. It runs through Kasturi Nagar, Nagawara, Hebbal and Yelahanka before reaching the airport. KR Puram is the common station between both phases.

The planned stations are:

  • KR Puram
  • Kasturi Nagar
  • Horamavu
  • HRBR Layout
  • Kalyan Nagar
  • HBR Layout
  • Nagawara
  • Veerannapalya
  • Kempapura
  • Hebbal
  • Kodigehalli
  • Jakkur Cross
  • Yelahanka
  • Bagalur Cross
  • Doddajala
  • Airport City
  • KIA Terminals

Earlier maps may show Bettahalasuru, Chikkajala or Jakkur Plantation. These extra stations are not part of the line now being built. They were dropped, so buyers and travellers should not use them to judge present Metro access.

Where Can Passengers Change Lines?


The Blue Line is useful because it meets other parts of the Metro network.

Blue Line Station Connecting Metro Line / Interchange
Central Silk Board Yellow Line (RV Road to Bommasandra)
KR Puram Purple Line (Challaghatta to Whitefield)
Nagawara Pink Line (Kalena Agrahara to Nagawara)
Kempapura Orange Line (Phase 3 ORR-West / JP Nagar 4th Phase corridor)

The KR Puram interchange will be important for trips from Whitefield. A rider will be able to take the Purple Line to KR Puram and change for the ORR or airport route. At Nagawara, the future Pink Line will offer a route towards the city centre and South Bengaluru.

Is the Namma Metro Blue Line Open?


No. Construction and system work are still in progress in August 2026. The latest plan is to begin service in three stages.

The Central Silk Board–KR Puram section is expected to start passenger service by mid-2027. The Hebbal–airport section is targeted for September 2027. The harder KR Puram–Hebbal link may open between December 2027 and March 2028.

The Hebbal area is one reason for the later date. BMRCL is building space for four tracks between Hebbal and Kempapura. This work will support the planned Orange Line as well as the Blue Line. It is more complex than a normal two-track viaduct.

Blue Line trains will use driverless technology. Train trials, signalling checks and approval can still change the dates. The final fare, first train, last train and travel time will be known closer to launch.

What the Route Will Change


The Blue Line will join two busy travel markets. Phase 2A will give the ORR office belt a direct Metro route. Phase 2B will bring airport access to the north and east sides of Bengaluru.

A Bellandur employee will be able to travel towards KR Puram or Silk Board without relying only on road traffic. A Whitefield passenger can change at KR Puram for the airport. People near Yelahanka, Bagalur Cross and Doddajala will gain Metro access to the ORR job belt.

The line will not give every part of Bengaluru a one-seat airport ride. Many users will first take the Purple, Yellow or future Pink Line and then change to the Blue Line.

Blue Line Access From Prestige Olive Oak


For Prestige Olive Oak on Chapparkallu Road, Doddajala is the nearest planned Blue Line station. The road distance is about 8 to 10 km, depending on the route and project gate. It will still require a car, cab or feeder service for the first part of the trip.

Doddajala station is under construction and cannot be used now. Buyers should treat it as future access, not a current amenity. Once the airport section opens, it could make trips towards Hebbal, KR Puram, the ORR tech parks and KIA easier. The real benefit will depend on the station opening date and the quality of the last-mile link from Chapparkallu Road.

Before Planning a Trip


The Blue Line is a major future route, but it is not yet a travel option. Check the BMRCL service map before leaving. Old route maps may also contain stations that were later dropped.

For now, use the Purple, Green and Yellow lines where they suit the trip, along with BMTC, rail or road links. After each Blue Line section opens, check its working stations and interchange rules before planning an airport or office commute.

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