The calculated distance (air line) between Pyin Oo Lwin and Taungdwingyi is approximately 152 miles respectively 245 kilometers.
By car or train, the actual journey to Taungdwingyi is certainly longer, as only the direct route (as the crow flies) between Pyin Oo Lwin and Taungdwingyi has been calculated here.
Air line (approximately)
245 kilometers
132 nautical miles