The calculated distance (air line) between Phan Thong and Phra Pradaeng is approximately 40 miles respectively 64 kilometers.
By car or train, the actual journey to Phra Pradaeng is certainly longer, as only the direct route (as the crow flies) between Phan Thong and Phra Pradaeng has been calculated here.
Air line (approximately)
64 kilometers
35 nautical miles