The calculated distance (air line) between Khlong Luang and Pathum Thani is approximately 9 miles respectively 14 kilometers.
By car or train, the actual journey to Pathum Thani is certainly longer, as only the direct route (as the crow flies) between Khlong Luang and Pathum Thani has been calculated here.
Air line (approximately)
14 kilometers
7 nautical miles