The calculated distance (air line) between Kazanlak and Gorna Oryahovitsa is approximately 38 miles respectively 62 kilometers.
By car or train, the actual journey to Gorna Oryahovitsa is certainly longer, as only the direct route (as the crow flies) between Kazanlak and Gorna Oryahovitsa has been calculated here.
Air line (approximately)
62 kilometers
33 nautical miles