The calculated distance (air line) between Cẩm Phả Mines and Bắc Ninh is approximately 80 miles respectively 128 kilometers.
By car or train, the actual journey to Bắc Ninh is certainly longer, as only the direct route (as the crow flies) between Cẩm Phả Mines and Bắc Ninh has been calculated here.
Air line (approximately)
128 kilometers
69 nautical miles