Route 578ET
POONAMALLEEKUNNAM
Scheduled departures from MTC. Actual times may vary.
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Direction
6 availableDepartures
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At the stop
Scheduled to depart 07:30 from KUNNAM
Stops along this route
KUNNAM → POONAMALLEE
MTC Official data. Timings are scheduled departures (last updated September 2026); actual departure may vary with traffic.
The 578ET is an MTC bus route in Chennai that runs between Poonamallee and Kunnam, covering 20 stops. Key stops along the way include Thandalam Rd Jn., Sriperumbudur and Thirumangalam.
The first 578ET bus departs at 05:30 and the last at 19:40. MTC operates 11 trips a day on this route.
Route 578ET runs during regular daytime hours; no dedicated night service is listed for it.
MTC route data verified September 2026; corrections from local commuters.
