Himachal Pradesh to Bihar · 908 km · Compare trains, buses & driving options
The straight-line distance from Spiti Valley to Siwan is approximately 908 km (564 miles). By road, the distance increases to about 1,539 km due to terrain, highways, and road networks connecting Himachal Pradesh to Bihar.
Siwan does not have its own commercial airport. The nearest airport is PAT. Fly to the nearest airport and continue by road or rail.
Search Flights to Nearest AirportIndian Railways connects Spiti Valley and Siwan with multiple daily services. The journey takes approximately 23 hrs 41 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 IRCTCThe drive from Spiti Valley to Siwan is a long one — approximately 1,539 km taking around 21 hrs 13 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