By AirThe nearest airport is Bagdogra in North Bengal, 124 km from Gangtok, or nearly four hours drive. Bagdogra has regular flights from Kolkata, Delhi and Guwahati. Heli service is also available from Bagdogra to Gangtok.
By RailThe two closest railway stations are Siliguri (114 km) and New Jalpaiguri (125 km) connecting to Kolkata, Delhi, Guwahati, Lucknow and other important cities in India.
Please note- Lachung is located at a distance of 120 km from Gangtok and all
visitors who wish to visit lachung must spend a night in Gangtok.
- Lachung being
restricted area one must procure restricted area permit through a travel
agency registered with the Tourism Department, Govt of Sikkim which is issued by
the police checkpost division.
- Besides foreign nationals a permit is issued simply by producing 2 passport size photos and a photo identity of each individual.
- Visitors require an Inner Line Permit(ILP) to enter into Sikkim an ILP is valid for 15 days which can be extended by the state Government.
- ILP are available at All Indian Missions, State Tourism Offices at New Delhi, Kolkata, Siliguri & Rangpo Tourist Lodge.