The calculated distance (air line) between Maulavi Bāzār and Sairang is approximately 73 miles respectively 117 kilometers.
By car or train, the actual journey to Sairang is certainly longer, as only the direct route (as the crow flies) between Maulavi Bāzār and Sairang has been calculated here.
Air line (approximately)
117 kilometers
63 nautical miles