The calculated distance (air line) between Châu Đốc and Dương Đông is approximately 85 miles respectively 137 kilometers.
By car or train, the actual journey to Dương Đông is certainly longer, as only the direct route (as the crow flies) between Châu Đốc and Dương Đông has been calculated here.
Air line (approximately)
137 kilometers
74 nautical miles