|HOW TO REACH SIKKIM:
Sikkim does not have any airport in it, yes but the nearest airport is Bagdogra which is close to Siliguri in west Bengal, which lies about 230 Kms away from Gantok (The capital of Sikkim) and its about 4 hrs drive by car from airport to Gantok.
Sikkim lies in the foothill of the Himalayas and has a very good network of roads. It can be entered through northern areas of West Bengal. Darjeeling, Siliguri and Kalimpong are directly connected to capital town of Sikkim-Gantok.
The closest railways station is New Jalpaiguri also known as NJP (near Siliguri) which connect Gantok by road. NJP is well connected with major raiways station in India, such as New Delhi, Kolkata and the northern eastern part of India.