The calculated distance (air line) between Knezha and Veliko Tŭrnovo is approximately 83 miles respectively 133 kilometers.
By car or train, the actual journey to Veliko Tŭrnovo is certainly longer, as only the direct route (as the crow flies) between Knezha and Veliko Tŭrnovo has been calculated here.
Air line (approximately)
133 kilometers
72 nautical miles