The calculated distance (air line) between Dharān and Madhyapur Thimi is approximately 131 miles respectively 210 kilometers.
By car or train, the actual journey to Madhyapur Thimi is certainly longer, as only the direct route (as the crow flies) between Dharān and Madhyapur Thimi has been calculated here.
Air line (approximately)
210 kilometers
114 nautical miles