The calculated distance (air line) between Long Xuyên and Rạch Giá is approximately 35 miles respectively 57 kilometers.
By car or train, the actual journey to Rạch Giá is certainly longer, as only the direct route (as the crow flies) between Long Xuyên and Rạch Giá has been calculated here.
Air line (approximately)
57 kilometers
31 nautical miles