Route 21
ROYAPURAMMANDAVELI
Scheduled departures from MTC. Actual times may vary.
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Direction
15 availableDepartures
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At the stop
Scheduled to depart 09:35 from COLLECTOR OFFICE
Stops along this route
COLLECTOR OFFICE → MANDAVELI
MTC Official data. Timings are scheduled departures (last updated September 2026); actual departure may vary with traffic.
The 21 is an MTC bus route in Chennai that runs between Royapuram and Mandaveli, covering 7 stops. Key stops along the way include M.G.R.Central, P.Or & Sons and Y.M.I.A.
The first 21 bus departs at 00:40 and the last at 23:50. MTC operates 266 trips a day on this route.
Yes. Route 21 has MTC night service in addition to its daytime trips.
MTC route data verified September 2026; corrections from local commuters.
