The calculated distance (air line) between Bhātpāra Abhaynagar and Comilla is approximately 115 miles respectively 185 kilometers.
By car or train, the actual journey to Comilla is certainly longer, as only the direct route (as the crow flies) between Bhātpāra Abhaynagar and Comilla has been calculated here.
Air line (approximately)
185 kilometers
100 nautical miles