The calculated distance (air line) between Znamyanka and Horishni Plavni is approximately 48 miles respectively 78 kilometers.
By car or train, the actual journey to Horishni Plavni is certainly longer, as only the direct route (as the crow flies) between Znamyanka and Horishni Plavni has been calculated here.
Air line (approximately)
78 kilometers
42 nautical miles