The calculated distance (air line) between Burgas and Gorna Oryahovitsa is approximately 99 miles respectively 160 kilometers.
By car or train, the actual journey to Gorna Oryahovitsa is certainly longer, as only the direct route (as the crow flies) between Burgas and Gorna Oryahovitsa has been calculated here.
Air line (approximately)
160 kilometers
86 nautical miles