The calculated distance (air line) between Chhāgalnāiya and Cox’s Bāzār is approximately 114 miles respectively 184 kilometers.
By car or train, the actual journey to Cox’s Bāzār is certainly longer, as only the direct route (as the crow flies) between Chhāgalnāiya and Cox’s Bāzār has been calculated here.
Air line (approximately)
184 kilometers
99 nautical miles