West Bengal to Bihar · 370 km · Compare trains, buses & driving options
The straight-line distance from Kalimpong to Patna is approximately 370 km (230 miles). By road, the distance increases to about 516 km due to terrain, highways, and road networks connecting West Bengal to Bihar.
Indian Railways connects Kalimpong and Patna with multiple daily services. The journey takes approximately 9 hrs 23 min. Rajdhani and Shatabdi express trains are faster, while mail and passenger trains make more stops but cost less.
Book in advance through IRCTC, especially during festivals and holidays when seats fill up quickly.
Check Trains on IRCTCBus travel is a popular and affordable option for the Kalimpong to Patna route. The journey takes approximately 11 hrs 28 min covering ~516 km. Both government and private operators service this route.
Night buses are popular for this distance — travel while you sleep and arrive fresh at your destination.
Search Kalimpong to Patna BusesA road trip from Kalimpong to Patna covers approximately 516 km and takes around 6 hrs 17 min. Start early to make the most of daylight hours.
For official travel information, regulations, and booking services:
IRCTC — Indian Railway Catering and Tourism Corporation — Book train tickets online
Airports Authority of India — Airport information and flight status
DGCA — Directorate General of Civil Aviation — Indian aviation regulator
Incredible India — Official tourism portal of India
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