Admin| Route | Source | Source Time | Destination | Destination Time | Class | STU |
| 821C | PERAMBALUR | 7:45:00 | THAMMAMPATTY | 9:45:00 | ORD | SLM |
| 821C | PERAMBALUR | 13:25:00 | THAMMAMPATTY | 15:15:00 | ORD | SLM |
| 821C | PERAMBALUR | 17:50:00 | THAMMAMPATTY | 19:55:00 | ORD | SLM |
| Route | Source | Source Time | Destination | Destination Time | Class | STU |
| 821C | PERAMBALUR | 7:45:00 | THAMMAMPATTY | 9:45:00 | ORD | SLM |
| 821C | PERAMBALUR | 13:25:00 | THAMMAMPATTY | 15:15:00 | ORD | SLM |
| 821C | PERAMBALUR | 17:50:00 | THAMMAMPATTY | 19:55:00 | ORD | SLM |