The calculated distance (air line) between Cao Lãnh and Dương Đông is approximately 115 miles respectively 185 kilometers.
By car or train, the actual journey to Dương Đông is certainly longer, as only the direct route (as the crow flies) between Cao Lãnh and Dương Đông has been calculated here.
Air line (approximately)
185 kilometers
100 nautical miles