The calculated distance (air line) between Mawlamyinegyunn and Mawlamyine is approximately 157 miles respectively 252 kilometers.
By car or train, the actual journey to Mawlamyine is certainly longer, as only the direct route (as the crow flies) between Mawlamyinegyunn and Mawlamyine has been calculated here.
Air line (approximately)
252 kilometers
136 nautical miles