The distance between Siliguri to Kathmandu 44600 via Patna is 814 Km by road. You can also find the distance from Siliguri to Kathmandu 44600 via Patna using other travel options like bus, subway, tram, train and rail. Apart from the trip distance, refer
Directions from Siliguri to Kathmandu 44600 via Patna for road driving directions!