Chennai’s Key Suburban Rail Route Gets a New Timetable
Southern Railway has revised the timings of more than 200 Chennai suburban train services on the busy Chennai Beach–Tambaram–Chengalpattu route. The new weekday timetable will come into effect from June 1, 2026, while the revised Sunday timetable will be followed from June 7, 2026.
This is an important update for daily passengers because the Chennai Beach–Tambaram–Chengalpattu suburban corridor is one of the most used train routes in Chennai. It connects office-goers, students, residents, small business owners and homebuyers across South Chennai and the Chengalpattu-side growth belt.
Why Southern Railway Revised the Timings
Southern Railway said the change has been made to:
improve operational efficiency,
improve suburban commuter services,
streamline train movement on one of Chennai’s busiest suburban corridors,
help passengers plan journeys better under the revised schedule..
In simple words, the railway is trying to manage train movement better on a route that carries heavy daily passenger traffic. Some trains will now leave earlier, while others will leave later. For daily commuters, even a small change of 5 to 20 minutes can affect office travel, school timings, college schedules, connecting buses, metro links and last-mile transport.
Which Train Route Is Affected?
The main affected route is:
Chennai Beach – Tambaram – Chengalpattu
The revised timings also impact connected services towards Kancheepuram, Tirumalpur and Arakkonam.
This makes the update important not only for people living inside Chennai city, but also for commuters from suburban and fast-growing locations such as Tambaram, Chromepet, Pallavaram, Guduvancheri, Potheri, Maraimalai Nagar, Singaperumal Koil and Chengalpattu.
How Many Services Are Affected?
The revised timetable covers 106 weekday services and 97 Sunday services. This means more than 200 suburban EMU services are part of the revised schedule.
Passengers who regularly use the old timetable should check the revised timings before travelling from June 1 onwards. Sunday passengers should separately check the Sunday timetable from June 7.
Some Trains May Start Earlier or Later
One of the most important points for passengers is that the timing change is not only about trains being delayed. Some services may also depart earlier than before.
This means commuters cannot assume that their regular train will arrive at the same time as before. Anyone depending on a specific morning or evening train should check the revised timing before starting their journey.
Key Revised Chennai Suburban Train Timings Mentioned
The table below includes key revised timings mentioned in the published timetable. This is not the full list of all 106 weekday and 97 Sunday services, but it gives passengers a useful reference for major services on the Chennai Beach–Tambaram–Chengalpattu route and connected sections towards Arakkonam and Tirumalpur.
Revised Weekday Timings: Chennai Beach Towards Chengalpattu / Arakkonam / Tirumalpur
| Train No. | Route / Direction | Chennai Beach | Tambaram | Chengalpattu | Kancheepuram | Arakkonam / Tirumalpur |
|---|---|---|---|---|---|---|
| 40501 | Chennai Beach to Chengalpattu | 03:50 | 04:50 | 05:40 | — | — |
| 40503 | Chennai Beach to Chengalpattu | 04:10 | 05:10 | 06:10 | — | — |
| 40505 | Chennai Beach to Chengalpattu | 04:30 | 05:30 | 06:30 | — | — |
| 40701 | Chennai Beach to Arakkonam | 05:10 | 06:10 | 07:12 / 07:20 | — | Arakkonam 08:15 |
| 40509 | Chennai Beach to Chengalpattu | 05:30 | 06:30 | 07:25 | — | — |
| 40511 | Chennai Beach to Chengalpattu | 06:00 | 07:00 | 07:50 | — | — |
| 40513 | Chennai Beach to Chengalpattu | 06:15 | 07:15 | 08:10 | — | — |
| 40515 | Chennai Beach to Chengalpattu | 06:30 | 07:30 | 08:20 | — | — |
| 40801 | Chennai Beach to Tirumalpur | 07:20 | 08:20 | 09:15 | 10:30 | Tirumalpur 10:50 |
| 40521 | Chennai Beach to Chengalpattu | 08:30 | 09:30 | 10:20 | — | — |
| 40523 | Chennai Beach to Chengalpattu | 09:00 | 10:00 | 10:50 | — | — |
| 40901 | Chennai Beach to Arakkonam | 13:00 | 14:00 | 14:53 | 15:45 | Arakkonam 16:30 |
| 40803 | Chennai Beach to Tirumalpur | 15:00 | 16:00 | 16:52 | 17:45 | Tirumalpur 18:20 |
| 40903F | Chennai Beach to Arakkonam | 18:07 | 18:55 | 19:27 | 20:15 | Arakkonam 21:15 |
| 40905 | Chennai Beach to Arakkonam | 18:36 | 19:35 | 20:40 / 20:50 | 21:35 | Arakkonam 22:30 |
| 40805 | Chennai Beach to Tirumalpur | 19:50 | 20:50 | 21:47 | 22:35 | Tirumalpur 23:00 |
Revised Weekday Timings: Chengalpattu / Arakkonam / Tirumalpur Towards Chennai Beach
| Train No. | Route / Direction | Starting Station | Kancheepuram | Chengalpattu | Tambaram | Chennai Beach |
|---|---|---|---|---|---|---|
| 40502 | Chengalpattu to Chennai Beach | Chengalpattu 03:55 | — | 03:55 | 04:55 | 05:55 |
| 40504 | Chengalpattu to Chennai Beach | Chengalpattu 04:15 | — | 04:15 | 05:15 | 06:15 |
| 40506 | Chengalpattu to Chennai Beach | Chengalpattu 04:45 | — | 04:45 | 05:45 | 06:45 |
| 40902 | Arakkonam to Chennai Beach | Arakkonam 04:40 | 05:15 | 06:15 | 07:15 | 08:15 |
| 40702 | Arakkonam to Tambaram | Arakkonam 06:10 | 07:03 | 08:05 | 09:05 | — |
| 40802F | Tirumalpur to Chennai Beach | Tirumalpur 07:00 | 07:15 | 07:57 / 08:05 | 08:40 | 09:40 |
| 40904F | Arakkonam to Chennai Beach | Arakkonam 07:30 | 08:15 | 08:57 / 09:05 | 09:40 | 10:50 |
| 40804 | Tirumalpur to Chennai Beach | Tirumalpur 11:05 | 11:20 | 12:10 / 12:20 | 13:10 | 14:10 |
| 40906 | Arakkonam to Chennai Beach | Arakkonam 17:15 | 17:55 | 18:55 | 20:00 | 21:00 |
| 40806 | Tirumalpur to Chennai Beach | Tirumalpur 20:00 | 20:25 | 21:20 / 21:30 | 22:30 | 23:40 |
Revised Sunday Timings: Chennai Beach Towards Chengalpattu / Arakkonam / Tirumalpur
| Train No. | Route / Direction | Chennai Beach | Tambaram | Chengalpattu | Kancheepuram | Arakkonam / Tirumalpur |
|---|---|---|---|---|---|---|
| 40601 | Chennai Beach to Chengalpattu | 03:50 | 04:50 | 05:40 | — | — |
| 40603 | Chennai Beach to Chengalpattu | 04:30 | 05:30 | 06:25 | — | — |
| 40751 | Chennai Beach to Arakkonam | 05:20 | 06:20 | 07:15 / 07:23 | — | Arakkonam 08:15 |
| 40613 | Chennai Beach to Chengalpattu | 07:00 | 08:00 | 09:00 | — | — |
| 40851 | Chennai Beach to Tirumalpur | 07:25 | 08:25 | 09:20 / 09:28 | 10:30 | Tirumalpur 10:50 |
| 40951 | Chennai Beach to Arakkonam | 13:00 | 14:00 | 14:53 / 15:00 | 15:45 | Arakkonam 16:25 |
| 40953 | Chennai Beach to Arakkonam | 18:00 | 19:00 | 19:47 / 19:55 | 20:40 | Arakkonam 21:30 |
| 40955 | Chennai Beach to Arakkonam | 18:40 | 19:40 | 20:40 / 20:50 | 21:35 | Arakkonam 22:30 |
| 40855 | Chennai Beach to Tirumalpur | 19:50 | 20:50 | 21:47 / 21:55 | 22:35 | Tirumalpur 23:00 |
Revised Sunday Timings: Chengalpattu / Arakkonam / Tirumalpur Towards Chennai Beach
| Train No. | Route / Direction | Starting Station | Kancheepuram | Chengalpattu | Tambaram | Chennai Beach |
|---|---|---|---|---|---|---|
| 40602 | Chengalpattu to Chennai Beach | Chengalpattu 03:55 | — | 03:55 | 04:55 | 05:55 |
| 40604 | Chengalpattu to Chennai Beach | Chengalpattu 04:30 | — | 04:30 | 05:30 | 06:30 |
| 40952 | Arakkonam to Chennai Beach | Arakkonam 04:40 | 05:15 | 06:07 / 06:15 | 07:15 | 08:15 |
| 40752 | Arakkonam to Tambaram | Arakkonam 06:10 | 06:55 / 07:03 | 08:00 | 09:00 | — |
| 40852 | Tirumalpur to Chennai Beach | Tirumalpur 07:00 | 07:15 | 07:57 / 08:05 | 09:10 | 10:10 |
| 40954 | Arakkonam to Chennai Beach | Arakkonam 07:30 | 08:15 | 08:57 / 09:05 | 10:00 | 11:00 |
| 40854 | Tirumalpur to Chennai Beach | Tirumalpur 11:05 | 11:20 | 12:02 / 12:20 | 13:15 | 14:15 |
| 40956 | Arakkonam to Chennai Beach | Arakkonam 17:15 | 17:55 | 18:50 / 19:00 | 19:55 | 20:55 |
Stations Covered on the Chennai Beach–Chengalpattu Corridor
The Chennai Beach–Chengalpattu suburban route covers several important stations, including:
Chennai Beach, Chennai Fort, Chennai Park, Chennai Egmore, Chetpet, Nungambakkam, Kodambakkam, Mambalam, Saidapet, Guindy, St. Thomas Mount, Palavanthangal, Minambakkam, Tirusulam, Pallavaram, Chromepet, Tambaram Sanatorium, Tambaram, Perungulathur, Vandalur, Urappakkam, Guduvancheri, Potheri, Kattangulathur, Maraimalai Nagar, Singaperumal Koil, Paranur and Chengalpattu Junction.
These locations are not just railway stops. Many of them are active residential, rental and land investment zones.
What Passengers Should Do Now
Passengers using the Chennai Beach–Tambaram–Chengalpattu suburban line should check the revised timetable before travelling from June 1, 2026.
Daily commuters should update their regular travel routine, especially if they depend on a specific train for office, college, school or connecting transport.
Sunday passengers should remember that a separate Sunday timetable will begin from June 7, 2026.