Runs from: Kanpur Central (CNB) to Pt. DD Upadhyaya Junction (DDU)
| Halt # | Station Name (Code) | Arrival | Departure | Halt Time | Distance | Day |
|---|---|---|---|---|---|---|
| 1 | Kanpur Central CNB | Source | 07:20 | - | 0 km | 1 |
| 2 | Vijayawada Junction BZA | 07:56 | 08:51 | 2 mins | 157 km | 1 |
| 3 | Patna Junction PNBE | 08:00 | 09:56 | 14 mins | 256 km | 1 |
| 4 | Mumbai Central MMCT | 09:07 | 10:02 | 11 mins | 498 km | 1 |
| 5 | Howrah Junction HWH | 10:50 | 13:30 | 15 mins | 666 km | 1 |
| 6 | Bhopal Junction BPL | 13:05 | 14:10 | 4 mins | 764 km | 1 |
| 7 | Pt. DD Upadhyaya Junction DDU | 14:24 | 17:12 | 11 mins | 846 km | 1 |
Train 66620, named the Patna - Jammu Tawi Mail Superfast Express, is a premium Superfast Express operated by Indian Railways. It connects the key terminal stations of Kanpur Central (CNB) and Pt. DD Upadhyaya Junction (DDU), covering a total distance of 846 km during its journey.
This train runs on Mon, Tue, Wed, Thu, Fri, Sat, Sun. It features comfortable seating and sleeping options across multiple travel classes including 2A, 3A, SL, 2S. With a total of 7 scheduled stops along the route, passengers can check accurate station arrival/departure times, exact halt durations, and distance markers in the timetable above to plan their journeys efficiently.