The railhead of Sikkim is New Jalpaiguri(NJP) in Siliguri from where trains are available to all major cities in India. Delhi can be reached between 21 to 32 hours depending on the train. Calcutta takes 10 to 12 hours and Bombay about 40 hours. The time table of the trains that pass through NJP can be seen at the end of this chapter.
Sikkim has an airport at Pakyong (30 kms away by road from Gangtok) which has daily flights to Kolkata and Guwahati
You can also catch a flight for Delhi, Calcutta and Guwahati from Bagdogra airport in Siliguri. A helicopter service also operates between Gangtok and Bagdogra. Status of the Helicopter service may be obtained from Helicopter Office(205492), Sikkim Tourism office or Gangtok Helipad (( 205277) or Bagdogra (0353-2531959;2551036). Details of the aircraft and helicopter timings are available at the end of this chapter.
Buses for Sikkim, Darjeeling, Kalimpong also originate the Tenzing Norgay Bus stand (( 2514920) at Siliguri.
Road condition reports between Sikkim and West Bengal can be obtained from the following :Sikkim Police Wireless 03592-202892, Tista Police Post03552-268270, Rimbi Police Post 03552-2262323. The road condition can also be seen on the website sikkim.gov.in