The calculated distance (air line) between Lat Yao and Phra Pradaeng is approximately 153 miles respectively 246 kilometers.
By car or train, the actual journey to Phra Pradaeng is certainly longer, as only the direct route (as the crow flies) between Lat Yao and Phra Pradaeng has been calculated here.
Air line (approximately)
246 kilometers
133 nautical miles