The calculated distance (air line) between Quang Minh and Thanh Hóa is approximately 96 miles respectively 154 kilometers.
By car or train, the actual journey to Thanh Hóa is certainly longer, as only the direct route (as the crow flies) between Quang Minh and Thanh Hóa has been calculated here.
Air line (approximately)
154 kilometers
83 nautical miles