The calculated distance (air line) between Lumphat and Quảng Ngãi is approximately 166 miles respectively 266 kilometers.
By car or train, the actual journey to Quảng Ngãi is certainly longer, as only the direct route (as the crow flies) between Lumphat and Quảng Ngãi has been calculated here.
Air line (approximately)
266 kilometers
144 nautical miles