Uttar Pradesh to Sikkim · 597 km · Compare trains, buses & driving options
The straight-line distance from Sarnath to Gangtok is approximately 597 km (371 miles). By road, the distance increases to about 795 km due to terrain, highways, and road networks connecting Uttar Pradesh to Sikkim.
Gangtok does not have its own commercial airport. The nearest airport is Bagdogra (IXB). Fly to the nearest airport and continue by road or rail.
Search Flights to Nearest AirportIndian Railways connects Sarnath and Gangtok with multiple daily services. The journey takes approximately 12 hrs 14 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 Sarnath to Gangtok route. The journey takes approximately 15 hrs 54 min covering ~795 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 Sarnath to Gangtok BusesThe drive from Sarnath to Gangtok is a long one — approximately 795 km taking around 9 hrs 34 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