What are the most popular routes to Kolkata?
| Digha - Kolkata | Average priceTHB 222 | Average duration5h | Daily departures69 | |
| Siliguri - Kolkata | Average priceTHB 1,283 | Average duration12h 50m | Daily departures29 | |
| Varanasi - Kolkata | Average priceTHB 1,147 | Average duration15h | Daily departures9 | |
| Bhubaneswar - Kolkata | Average priceTHB 1,288 | Average duration9h | Daily departures3 | |
| Ranchi - Kolkata | Average priceTHB 666 | Average duration9h 45m | Daily departures2 | |