Nagaland to Bihar · 977 km · Compare trains, buses & driving options
The straight-line distance from Kohima to Siwan is approximately 977 km (607 miles). By road, the distance increases to about 1,246 km due to terrain, highways, and road networks connecting Nagaland to Bihar.
Siwan does not have its own commercial airport. The nearest airport is Patna (PAT). Fly to the nearest airport and continue by road or rail.
Search Flights to Nearest AirportIndian Railways connects Kohima and Siwan with multiple daily services. The journey takes approximately 19 hrs 10 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 Kohima to Siwan route. The journey takes approximately 24 hrs 55 min covering ~1,246 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 Kohima to Siwan BusesThe drive from Kohima to Siwan is a long one — approximately 1,246 km taking around 15 hrs 10 min. Plan at least one overnight halt. Fatigue driving on Indian highways is dangerous.
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
Flights, hotels, buses and trip bundles — honest prices.