21L route is operated by MTC between BROADWAY and VELACHERY which is a distance of 20.9 kilometers (km). Route 21L operated by MTC is one of the few buses that offers connectivity from Velachery to Broadway via Anna University. This route is a very popular route with almost 22 buses running in this route. There is one 21L every 17 minutes. MTC operates Express Services on this route. MTC does not operate AC Buses on 21L route.
| Starting Stop | Broadway |
| Last Stop | Velachery |
| First Bus | 5:45 a.m |
| Last Bus | 10 p.m |
| Starting Fare | Rs 8 |
| Number of Stages | 14 |
Bus Stops in 21L Bus Route
| Stage Number | Stage Name | Other Name |
| 1 | Broadway | |
| 2 | Secretariat | |
| 3 | Chepauk | Madras University, Anna Square, Ezhilagam |
| 4 | Queen Mary’s College | IG Office, Queen Marys College |
| 5 | Fore Shore Estate | |
| 6 | AMS Hospital | MGR Janaki College |
| 7 | Adayar Bus Stop | Adyar Signal |
| 8 | Engineering College | Anna University, Gandhi Mandapam, AC Tech, SAP |
| 9 | Concorde | Raj Bhawan, Park Hyatt |
| 10 | Junction Of Race Course Road | |
| 11 | Gurunanak College | Phoenix Market City |
| 12 | Velachery | Vijay Nagar |
21L Bus Timing / Schedule / First & Last Bus
Expect a Bus Every 17 minutes. This route does not have an AC bus.
DELAY ADVISORY: The average peak time speed on this route is only 18 kmph. Also this route has some road work and other construction activity going on. So plan accordingly!
FROM Broadway
FIRST BUS: 5 AM and then every 17 minutes
First Bus 5:45 AM, 6:00 AM, 6:15 AM, 6:30 AM, 6:45 AM, 7:15 AM, 7:40 AM, 8:10 AM, 8:30 AM, 8:40 AM, 8:47 AM, 8:55 AM, 9:05 AM, 9:15 AM, 9:20 AM, 9:30 AM, 9:40 AM, 10:10 AM, 10:30 AM, 11:00 AM, 11:10 AM, 11:25 AM, 11:35 AM, 11:40 AM, 11:50 AM, 12:00 PM, 12:05 PM, 12:15 PM, 12:45 PM, 1:20 PM, 1:45 PM, 2:05 PM, 2:25 PM, 2:35 PM, 2:45 PM, 2:55 PM, 3:10 PM, 3:30 PM, 3:45 PM, 4:05 PM, 4:20 PM, 4:45 PM, 5:00 PM, 5:05 PM, 5:17 PM, 5:25 PM, 5:40 PM, 5:55 PM, 6:10 PM, 6:30 PM, 6:55 PM, 7:10 PM, 7:45 PM, 8:00 PM, 8:05 PM, 8:06 PM, 8:12 PM, 8:30 PM, 8:42 PM, 9:25 PM Last Bus
FROM Velachery
FIRST BUS: 5AM and then every 17 minutes
First Bus 5:45 AM, 6:00 AM, 6:15 AM, 6:30 AM, 6:45 AM, 7:15 AM, 7:40 AM, 8:10 AM, 8:30 AM, 8:40 AM, 8:47 AM, 8:55 AM, 9:05 AM, 9:15 AM, 9:20 AM, 9:30 AM, 9:40 AM, 10:10 AM, 10:30 AM, 11:00 AM, 11:10 AM, 11:25 AM, 11:35 AM, 11:40 AM, 11:50 AM, 12:00 PM, 12:05 PM, 12:15 PM, 12:45 PM, 1:20 PM, 1:45 PM, 2:05 PM, 2:25 PM, 2:35 PM, 2:45 PM, 2:55 PM, 3:10 PM, 3:30 PM, 3:45 PM, 4:05 PM, 4:20 PM, 4:45 PM, 5:00 PM, 5:05 PM, 5:17 PM, 5:25 PM, 5:40 PM, 5:55 PM, 6:10 PM, 6:30 PM, 6:55 PM, 7:10 PM, 7:45 PM, 8:00 PM, 8:05 PM, 8:06 PM, 8:12 PM, 8:30 PM, 8:42 PM, 9:25 PM Last Bus
21L Bus Route Weekly Operating Schedule
| Day | Operating Time |
| Sunday | 5:45 a.m – 10 p.m |
| Monday | 5:45 a.m – 10 p.m |
| Tuesday | 5:45 a.m – 10 p.m |
| Wednesday | 5:45 a.m – 10 p.m |
| Thursday | 5:45 a.m – 10 p.m |
| Friday | 5:45 a.m – 10 p.m |
| Saturday | 5:45 a.m – 10 p.m |
ROUTE MAP
BUS DRIVERS / CONDUCTORS IN THIS ROUTE
21L Bus Fare
The MTC Bus fare includes a Cess of Rs 1.
| Stage | Ordinary Service | Express Service | Deluxe Service | Night Service |
| 1 | 6 | 8 | 12 | 10 |
| 2 | 7 | 10 | 14 | 12 |
| 3 | 8 | 11 | 16 | 14 |
| 4 | 9 | 13 | 18 | 16 |
| 5 | 10 | 14 | 20 | 18 |
| 6 | 11 | 16 | 22 | 20 |
| 7 | 12 | 17 | 24 | 22 |
| 8 | 13 | 19 | 26 | 24 |
| 9 | 14 | 20 | 28 | 26 |
| 10 | 15 | 22 | 30 | 28 |
| 11 | 16 | 23 | 32 | 30 |
| 12 | 16 | 23 | 32 | 30 |
| 13 | 17 | 25 | 34 | 32 |
| 14 | 17 | 25 | 34 | 32 |
| 15 | 18 | 26 | 36 | 34 |
| 16 | 18 | 26 | 36 | 34 |
| 17 | 19 | 28 | 38 | 36 |
| 18 | 19 | 28 | 38 | 36 |
| 19 | 20 | 29 | 40 | 38 |
| 20 | 20 | 29 | 40 | 38 |
| 21 | 21 | 31 | 42 | 40 |
| 22 | 21 | 31 | 42 | 40 |
| 23 | 22 | 32 | 44 | 42 |
| 24 | 22 | 32 | 44 | 42 |
| 25 | 23 | 34 | 46 | 44 |
| 26 | 23 | 34 | 46 | 44 |
| 27 | 24 | 35 | 48 | 46 |
| 28 | 24 | 35 | 48 | 46 |
| 29 | 25 | 36 | 50 | NA |
| 30 | 25 | 36 | 50 | NA |
MTC Bus Operations
MTC Chennai operates about 3800 bus services each day. The services operated by MTC include Normal (White Board), Deluxe, Express, Air Conditioned and Mini Buses.
The Fares of MTC are among the lowest among State Transport Undertakings in India.
MTC operates buses in 5 types of Shifts. AM services are operated only during the morning shift. PM services are operated only post noon session. Peak Time services are operated only between 7 a.m – 11 a.m and between 4 p.m and 8 p.m. Many routes have nigh shift services. Mini buses are operated as feeder services connecting bus terminals and transit hubs to inner streets. All Day Shift Buses operate for 16 hours (This crew work every alternate day)
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Note: This article answers questions like: When does the Next 21L bus route arrive?, What is the 21L Bus Route Map?, What is the Live Position or GPS location of 21L Buses?