The calculated distance (air line) between Cần Giờ and Svay Rieng is approximately 91 miles respectively 147 kilometers.
By car or train, the actual journey to Svay Rieng is certainly longer, as only the direct route (as the crow flies) between Cần Giờ and Svay Rieng has been calculated here.
Air line (approximately)
147 kilometers
79 nautical miles