The calculated distance (air line) between Long Xuyên and Cần Giờ is approximately 103 miles respectively 166 kilometers.
By car or train, the actual journey to Cần Giờ is certainly longer, as only the direct route (as the crow flies) between Long Xuyên and Cần Giờ has been calculated here.
Air line (approximately)
166 kilometers
90 nautical miles