Route 19B at a Glance
| Detail | Information |
| Route Number | 19B (MTC Chennai) |
| From | Saidapet |
| To | Kelambakkam Bus Station |
| Route Corridor | Via Concorde Spic, Anna University, Madhya Kailash, Thiruvanmiyur Railway Station, SRP Tools, IGP, Kandanchavadi, Perungudi, Thoraipakkam, Karapakkam, Sholinganallur, Semmancheri, Navallur, Siruseri I.T. Park, Padur, Hindustan Engineering College and Chettinad Hospital |
| Official Route Length | 32.1 kilometres |
| Live Route Listing | 33-stop Kelambakkam-bound pattern and 40-stop Saidapet-bound pattern |
| Journey Time | Approximately 66 minutes to Kelambakkam and 68 minutes to Saidapet in current live route listings |
| Operating Days | All 7 days including Sundays and public holidays |
| Operating Window from Saidapet | 4:40 AM to 7:55 PM |
| Operating Window from Kelambakkam | 5:50 AM to 9:25 PM |
| Typical Frequency | About every 8 to 55 minutes toward Kelambakkam, and every 5 to 47 minutes toward Saidapet |
| Bus Type | Ordinary city bus in current live route listings |
| AC Bus on this Route | Current live route listings show 19B as an ordinary service. Do not rely on older references to an AC-19B. |
| Important Variant | A short-turn 19B service operates from Saidapet to Siruseri I.T. Park. Current live window: 7:10 AM to 7:05 PM. |
| Best For | OMR office commuters, students, hospital visitors and south OMR residents needing a one-seat ride to central city connections |
| Passenger Note A practical boarding rule matters on this route: not every 19B goes all the way to Kelambakkam. Some live services short-turn at Siruseri I.T. Park. Riders bound for Padur, Hindustan Engineering College, Chettinad Hospital or Kelambakkam should always check the destination board before boarding. |
Route 19B Overview
Route 19B functions as a direct OMR spine from Saidapet into the southern technology and residential corridor. It is especially valuable because it combines central city access with major education, employment and healthcare nodes on one continuous alignment.
From the city side, the route picks up demand around Saidapet, Anna University, CLRI, Madhya Kailash and Thiruvanmiyur. It then enters the OMR office belt through SRP Tools, Kandanchavadi and Perungudi before moving through Karapakkam, Sholinganallur, Semmancheri, Navallur and Siruseri I.T. Park. The full-length service continues beyond the main IT zone to Padur, Hindustan Engineering College, Chettinad Hospital and Kelambakkam.
This makes 19B useful for more than one travel profile. Office commuters use it for OMR campuses, students use it for Anna University, KCG, Hindustan and Sathyabama, and families use it for Chettinad Hospital or for onward connections at Kelambakkam.
Route 19B and the Siruseri I.T. Park Variant
The current live route listings show three active service patterns under the 19B family. The table below helps readers quickly understand which one to board.
| Feature | 19B to Kelambakkam | 19B to Saidapet | 19B to Siruseri I.T. Park |
| Primary use | City to full south OMR and Kelambakkam | Kelambakkam / OMR back to Saidapet | City to Siruseri I.T. Park without the Padur and Kelambakkam extension |
| Current live service window | 4:40 AM to 7:55 PM | 5:50 AM to 9:25 PM | 7:10 AM to 7:05 PM |
| Listed stops | 33 stops | 40 stops | 28 stops |
| Approximate trip time | 66 minutes | 68 minutes | 61 minutes |
| Key difference | Continues beyond Siruseri I.T. Park to Kazhipathur, Padur, Hindustan, Chettinad Hospital and Kelambakkam | Adds several city-side stops such as NIFT, Gandhi Mandapam, Raj Bhavan Quarters and Panagal Maligai | Best for Siruseri commuters who do not need the Padur or Kelambakkam extension |
| What passengers should check | Look for Kelambakkam on the destination board | Look for Saidapet on the destination board | Do not board this short-turn service if travelling beyond Siruseri |
All 33 Outbound Stops with Landmarks and Local Context
The stop sequence below follows the Kelambakkam-bound direction from Saidapet, which is the format most readers use when planning workday trips into OMR. Stop groups are arranged as practical travel zones.
Zone 1: Saidapet to Thiruvanmiyur
Saidapet (Terminus)
| Category | Details |
| What it is | The city-side origin point for the Kelambakkam-bound service and one of the easiest places to board before the route gets crowded. |
| Key landmarks | Saidapet bridge, Little Mount Metro access, suburban rail and major Anna Salai bus interchange nearby. |
| Best use | Strong boarding point for passengers heading to OMR, Anna University, Thiruvanmiyur or Kelambakkam. |
Concorde Spic
| Category | Details |
| What it is | A Little Mount and Guindy approach stop that serves residential pockets and institutional traffic. |
| Key landmarks | Concorde area, Saidapet-Little Mount access roads, connection toward Guindy and Mount Road. |
| Best use | Useful for riders joining the route without going into the main Saidapet stand. |
Anna University, C.L.R.I. and Madhya Kailash
| Category | Details |
| What it is | The core academic and research belt at the Guindy–Adyar junction. |
| Key landmarks | Anna University, Central Leather Research Institute, IIT Madras approach and the major Madhya Kailash junction. |
| Travel note | One of the busiest boarding and alighting clusters on the route, especially on weekdays. |
Women’s Polytechnic and Thiruvanmiyur Railway Station
| Category | Details |
| What it is | The transition from the Guindy educational zone into the Thiruvanmiyur side of OMR. |
| Key landmarks | Women’s Polytechnic College, Thiruvanmiyur MRTS / railway access, feeder buses toward ECR and Adyar. |
| Connectivity | Important transfer point for rail users and east Chennai residents. |
Zone 2: Taramani and Inner OMR
S.R.P. Tools and IGP
| Category | Details |
| What it is | Inner OMR employment zone near Taramani and Kandanchavadi. |
| Key landmarks | SRP Tools industrial area, Taramani approach, police and office complexes. |
| Travel note | Peak loads build quickly here during morning and evening office hours. |
Kandanchavadi
| Category | Details |
| What it is | One of the key gateways to the OMR IT corridor. |
| Key landmarks | Access toward TIDEL-side office clusters, commercial offices and the inner OMR service roads. |
| Connectivity | Useful change point for buses toward Thiruvanmiyur, Adyar, Velachery and deeper OMR. |
Perungudi, Seevaram and D.B Jain College
| Category | Details |
| What it is | A mixed office, residential and educational stretch before Thoraipakkam. |
| Key landmarks | Perungudi IT offices, MRTS-side access, D.B. Jain College and neighbourhood housing areas. |
| Best use | Strong boarding zone for office commuters and college students. |
Zone 3: Thoraipakkam and Karapakkam
Mettukuppam and Thoraipakkam Tea Shop
| Category | Details |
| What it is | Well-known local boarding points in the Thoraipakkam section of OMR. |
| Key landmarks | Neighbourhood access roads, residential pockets and local commercial frontage. |
| Travel note | Useful reference stops even for passengers who know the area by landmarks rather than official stage names. |
K.C.G College
| Category | Details |
| What it is | Major college stop on the route. |
| Key landmarks | KCG College of Technology and nearby institutional campuses. |
| Best use | Important for student traffic and parent trips. |
Karapakkam and Accenture
| Category | Details |
| What it is | A dense office district on OMR. |
| Key landmarks | Karapakkam office campuses, Accenture and adjoining IT developments. |
| Peak demand | One of the busiest work-trip sections of Route 19B. |
Zone 4: Sholinganallur and Semmancheri
Sholinganallur and Government School Sholinganallur
| Category | Details |
| What it is | The junction zone where multiple OMR, ECR and Medavakkam travel patterns meet. |
| Key landmarks | Sholinganallur junction, government school and large office catchment nearby. |
| Connectivity | Useful for interchange toward ECR, Medavakkam and other south suburban directions. |
Ponniamman Kovil and Kumaran Nagar
| Category | Details |
| What it is | Neighbourhood-serving stops used by local residents and office commuters. |
| Key landmarks | Temple reference point, local housing and service lanes off OMR. |
| Travel note | Convenient for short local access within Sholinganallur and Semmancheri. |
Satyabhama University and Semmancheri
| Category | Details |
| What it is | Institutional and residential high-demand stretch. |
| Key landmarks | Sathyabama campus, Semmancheri housing zones and OMR frontage. |
| Best use | Important for students, staff and residents travelling to the city or Sholinganallur offices. |
Zone 5: Navallur and Siruseri
A.G.S. Complex Navallur and Navallur
| Category | Details |
| What it is | Commercial and residential gateway into the Siruseri segment. |
| Key landmarks | AGS commercial frontage, Navallur junction area and access toward surrounding townships. |
| Travel note | A regular boarding point for passengers working in Siruseri or living in outer OMR communities. |
Siruseri I.T. Park
| Category | Details |
| What it is | The major short-turn destination within the 19B family. |
| Key landmarks | Siruseri SIPCOT I.T. Park and company shuttle pick-up zones. |
| Important note | Some 19B buses terminate here. Passengers travelling farther south must check for the Kelambakkam board. |
Palavasthic Chemicals
| Category | Details |
| What it is | A southbound reference stop between Siruseri and Kazhipathur. |
| Key landmarks | Industrial / commercial frontage and access road to surrounding layouts. |
| Best use | Useful landmark stop for local residents and workers. |
Zone 6: Padur to Kelambakkam
Kazhipathur and Padur
| Category | Details |
| What it is | Fast-growing outer OMR residential belt. |
| Key landmarks | Kazhipathur junction, Padur apartment clusters and approach toward the Kelambakkam side. |
| Best use | Strong demand from residents travelling to Siruseri, Sholinganallur and city-side institutions. |
Hindustan Engineering College
| Category | Details |
| What it is | One of the principal college landmarks on the south OMR stretch. |
| Key landmarks | Hindustan Institute campus and student housing / services nearby. |
| Best use | Student traffic and families visiting the campus. |
Chettinad Hospital and Kelambakkam Bus Station
| Category | Details |
| What it is | The final healthcare and terminus cluster of the full-length route. |
| Key landmarks | Chettinad Hospital and Research Institute, Kelambakkam bus stand and onward connections deeper into Chengalpattu district. |
| Connectivity | Useful for transfers toward Thiruporur, Vandalur / Tambaram side services and other southbound buses. |
Return Direction: Kelambakkam to Saidapet
The Saidapet-bound pattern is not identical to the outward journey. It adds several city-side stops and a few local-stage variations. The current live route listing is shown below in sequence.
| Stop No. | Stop Name |
| 1 | Kelambakkam Bus Station |
| 2 | Chettinad Hospital |
| 3 | Hindustan Eng College |
| 4 | Padur |
| 5 | Khazipattur |
| 6 | Palavasthic Chemicals |
| 7 | Siruseri I.T.Park |
| 8 | Siruseri |
| 9 | Navallur |
| 10 | A.G.S Complex Navallur |
| 11 | Semmancheri |
| 12 | Satyabhama University |
| 13 | Kumaran Nagar |
| 14 | Ponniamman Kovil |
| 15 | Aavin |
| 16 | Shozinganallur |
| 17 | Shozhanganallur Junction |
| 18 | Accenture |
| 19 | Karapakkam |
| 20 | K.C.G College |
| 21 | Okkiyampet |
| 22 | Thoraipakkam Tea Shop |
| 23 | Mettukuppam |
| 24 | D.B Jain College |
| 25 | Seevaram |
| 26 | Perungudi |
| 27 | Kandanchavidi |
| 28 | Igp |
| 29 | S.R.P.Tools |
| 30 | National Institute Of Fashion Technology |
| 31 | Thiruvanmiyur Railway Station |
| 32 | Women’s Polytechnic |
| 33 | Madhyakailash |
| 34 | C.L.R.I. |
| 35 | Gandhi Mandapam |
| 36 | Anna University |
| 37 | Raj Bhavan Quarters |
| 38 | Concorde Spic |
| 39 | Panagal Maligai |
| 40 | Saidapet |
Timings, Frequencies and Departure Guide
The live schedule currently shows different service windows for the three active patterns. The table below is more useful for readers than a single blanket frequency claim, because 19B does not run at the same interval throughout the day.
| Service Pattern | First Bus | Last Bus | Typical Frequency | Approx. Trip Time |
| 19B Saidapet → Kelambakkam | 4:40 AM | 7:55 PM | 8 to 55 minutes | 66 minutes |
| 19B Kelambakkam → Saidapet | 5:50 AM | 9:25 PM | 5 to 47 minutes | 68 minutes |
| 19B Saidapet → Siruseri I.T. Park | 7:10 AM | 7:05 PM | 10 to 56 minutes | 61 minutes |
Current Departure Times from Saidapet to Kelambakkam
| Departures 1 | Departures 2 | Departures 3 | Departures 4 |
| 4:40 AM | 4:50 AM | 5:00 AM | 5:15 AM |
| 5:30 AM | 5:35 AM | 5:50 AM | 6:30 AM |
| 7:25 AM | 7:33 AM | 8:05 AM | 9:40 AM |
| 10:20 AM | 10:45 AM | 10:55 AM | 11:40 AM |
| 12:20 PM | 12:35 PM | 12:45 PM | 1:00 PM |
| 1:25 PM | 1:40 PM | 1:45 PM | 2:20 PM |
| 3:20 PM | 4:00 PM | 4:25 PM | 4:30 PM |
| 6:17 PM | 6:55 PM | 7:10 PM | 7:55 PM |
Current Departure Times from Kelambakkam to Saidapet
| Departures 1 | Departures 2 | Departures 3 | Departures 4 |
| 5:50 AM | 6:00 AM | 6:10 AM | 6:25 AM |
| 6:40 AM | 6:45 AM | 7:00 AM | 7:40 AM |
| 8:45 AM | 8:55 AM | 9:30 AM | 11:00 AM |
| 11:40 AM | 12:10 PM | 12:25 PM | 1:05 PM |
| 1:55 PM | 2:18 PM | 2:35 PM | 2:55 PM |
| 3:00 PM | 3:05 PM | 3:20 PM | 4:10 PM |
| 4:48 PM | 5:20 PM | 5:38 PM | 5:45 PM |
| 7:42 PM | 8:20 PM | 8:25 PM | 9:25 PM |
Current Departure Times from Saidapet to Siruseri I.T. Park
| Departures 1 | Departures 2 | Departures 3 | Departures 4 |
| 7:10 AM | 7:48 AM | 8:00 AM | 8:23 AM |
| 9:05 AM | 10:05 AM | 10:15 AM | 10:55 AM |
| 3:50 PM | 4:20 PM | 4:40 PM | 5:30 PM |
| 6:10 PM | 6:50 PM | 7:00 PM | 7:05 PM |
Service planning note: departures can tighten during peak commuter demand and widen during off-peak windows. The short-turn Siruseri trips are useful for I.T. Park riders, but they should not be mistaken for full-length Kelambakkam buses.
Journey Time and Traffic Reality
Current live route listings put the full journey at about 66 minutes toward Kelambakkam and 68 minutes toward Saidapet. Those timings are realistic only when traffic is moving reasonably well.
The slowest portions of the route are usually the city-side approach near Madhya Kailash and Thiruvanmiyur, the inner OMR stretch around Kandanchavadi and Perungudi, and the Sholinganallur junction belt. Office-hour delays can easily add 15 to 25 minutes.
Passengers starting from Saidapet early in the morning typically have the best chance of getting seats and the most predictable travel time. Evening southbound runs can slow sharply once office dispersal begins.
Fare Guidance for Route 19B
- Route 19B is shown as an ordinary city bus service in current live listings.
- Fare is charged by stage rather than as a flat end-to-end rate.
- The exact ticket amount depends on where a passenger boards and gets down.
- For publication, the cleanest wording is to direct readers to the latest MTC fare chart rather than freeze a fare number that may change.
Interchange and Connectivity Guide
| Key Stop | Connect To | Mode | Why it matters |
| Saidapet | Little Mount Metro, suburban rail and Anna Salai routes | Metro / rail / bus | Best city-side boarding and onward transfer point |
| Thiruvanmiyur Railway Station | MRTS and east Chennai feeder buses | Rail / bus | Good option for rail-bus interchange |
| Kandanchavadi | Inner OMR and Taramani employment belt | Bus / local access | Useful for TIDEL-side and office area trips |
| Perungudi | MRTS-side access and OMR offices | Rail / bus / local access | Important for office commuters and transfer users |
| Sholinganallur | ECR, Medavakkam and OMR route network | Bus / local access | Major interchange for south suburban travel patterns |
| Navallur / Siruseri I.T. Park | SIPCOT campuses and company shuttles | Bus / shuttle / local access | Critical for I.T. Park commuters |
| Kelambakkam Bus Station | Southbound and westbound buses | Bus interchange | Useful for onward travel toward Chengalpattu-side destinations |
Who Uses Route 19B
OMR Office Commuters: 19B directly serves the inner and middle OMR office belt from Kandanchavadi through Karapakkam, Sholinganallur and Siruseri. It remains one of the practical one-seat rides from central city connections into the corridor.
Students: Anna University, KCG College, Sathyabama University, Hindustan Engineering College and other educational destinations along the route create strong regular student demand.
Healthcare and Family Travel: Chettinad Hospital makes the full-length service especially useful for hospital visits, staff travel and family trips from the city side.
Outer OMR Residents: Passengers living in Padur, Kazhipathur, Navallur, Semmancheri and Kelambakkam use the route to reach Saidapet, Thiruvanmiyur and other city-side transfer points.
Traveller Tips for Route 19B
- Check the board before boarding – Look specifically for Kelambakkam if travelling beyond Siruseri. The short-turn 19B to Siruseri I.T. Park will not continue to Padur, Hindustan, Chettinad Hospital or Kelambakkam.
- Use Saidapet for a better chance of seating – Passengers boarding at Saidapet in the early morning usually have the best chance of finding seats before the route fills up at Anna University and Thiruvanmiyur.
- Expect traffic at three pressure points – Madhya Kailash, inner OMR around Kandanchavadi / Perungudi and the Sholinganallur stretch are the sections most likely to add delay.
- Use Thiruvanmiyur or Saidapet for rail transfer – Passengers coming in from rail or metro systems can reduce road travel uncertainty by transferring at these points.
- For hospital and college trips, avoid the short-turn variant – Chettinad Hospital and Hindustan Engineering College are only on the full Kelambakkam pattern.
Frequently Asked Questions
Does 19B still start at T. Nagar?
The current live route listing is framed as Saidapet to Kelambakkam. Readers should treat Saidapet as the main city-side origin shown in current route data.
What time is the first 19B from Saidapet?
The current live Kelambakkam-bound listing shows the first bus at 4:40 AM.
What time is the last 19B from Kelambakkam?
The current live Saidapet-bound listing shows the last bus at 9:25 PM.
How often does 19B run?
Frequency changes through the day. Current live windows suggest about every 8 to 55 minutes toward Kelambakkam and every 5 to 47 minutes toward Saidapet.
Is 19B an AC service?
Current live route listings show 19B as an ordinary service, so older references to an AC-19B should not be relied on.
Can 19B be used for Siruseri I.T. Park?
Yes. In fact, some 19B services terminate at Siruseri I.T. Park. That is helpful for office commuters but important to verify if travelling farther south.
Which are the most useful interchange points?
Saidapet, Thiruvanmiyur Railway Station, Sholinganallur and Kelambakkam are the most useful connection points for most passengers.
How long does the full trip take?
Current live listings show around 66 minutes to Kelambakkam and 68 minutes back to Saidapet, but traffic can add extra time during peaks.
Last updated: March 2026. Route timings, stage patterns and destination boards may change. Passengers should verify the latest live listing before travel.
