Siliguri is the gateway to North Bengal and the hills. To reach Siliguri from Raidighi, you must first travel to Kolkata (Sealdah or Howrah) and then take a long-distance train to New Jalpaiguri (NJP). The total distance is approximately 600 kilometers. The journey takes about 12 to 14 hours. This is a major transit route for tourists heading to Darjeeling or Sikkim.
Total Distance: 600 km by road, 520 km straight-line distance.
Book train tickets well in advance as this route is very popular.
October to March for pleasant weather in the hills.