The driving time from Gangtok to Guwahati-Shillong Rd via Thimpu is 20 hours 21 minutes by road. You can also find other options to travel from Gangtok to Guwahati-Shillong Rd via Thimpu like bus, subway, tram, train and rail. To know the travel distances while planning a journey, find the
Distance from Gangtok to Guwahati-Shillong Rd via Thimpu!