The calculated distance (air line) between Bobov Dol and Gorna Oryahovitsa is approximately 147 miles respectively 237 kilometers.
By car or train, the actual journey to Gorna Oryahovitsa is certainly longer, as only the direct route (as the crow flies) between Bobov Dol and Gorna Oryahovitsa has been calculated here.
Air line (approximately)
237 kilometers
128 nautical miles