The calculated distance (air line) between Mayāng Imphāl and Thenzawl is approximately 115 miles respectively 185 kilometers.
By car or train, the actual journey to Thenzawl is certainly longer, as only the direct route (as the crow flies) between Mayāng Imphāl and Thenzawl has been calculated here.
Air line (approximately)
185 kilometers
100 nautical miles