The calculated distance (air line) between Comilla and Maulavi Bāzār is approximately 80 miles respectively 129 kilometers.
By car or train, the actual journey to Maulavi Bāzār is certainly longer, as only the direct route (as the crow flies) between Comilla and Maulavi Bāzār has been calculated here.
Air line (approximately)
129 kilometers
69 nautical miles