Destinations: Kolkata - Darjeeling - Gangtok - Bagdogra - Pemayangtse - Thimphu - Punakha - Paro - Pheuntsoling
Destinations: Darjeeling - Gangtok
Destinations: Darjeeling - Gangtok - Lachung - Pelling - Bagdogra
Destinations: Darjeeling - Gangtok - Pelling