The calculated distance (air line) between Rạch Giá and Phong Thạnh is approximately 51 miles respectively 82 kilometers.
By car or train, the actual journey to Phong Thạnh is certainly longer, as only the direct route (as the crow flies) between Rạch Giá and Phong Thạnh has been calculated here.
Air line (approximately)
82 kilometers
44 nautical miles