The calculated distance (air line) between Mejdan - Obilićevo and Bileća is approximately 144 miles respectively 232 kilometers.
By car or train, the actual journey to Bileća is certainly longer, as only the direct route (as the crow flies) between Mejdan - Obilićevo and Bileća has been calculated here.
Air line (approximately)
232 kilometers
125 nautical miles