The calculated distance (air line) between Stara Zagora and Gorna Oryahovitsa is approximately 48 miles respectively 77 kilometers.
By car or train, the actual journey to Gorna Oryahovitsa is certainly longer, as only the direct route (as the crow flies) between Stara Zagora and Gorna Oryahovitsa has been calculated here.
Air line (approximately)
77 kilometers
42 nautical miles