The calculated distance (air line) between Kham Sakae Saeng and Phra Pradaeng is approximately 159 miles respectively 256 kilometers.
By car or train, the actual journey to Phra Pradaeng is certainly longer, as only the direct route (as the crow flies) between Kham Sakae Saeng and Phra Pradaeng has been calculated here.
Air line (approximately)
256 kilometers
138 nautical miles