The calculated distance (air line) between Zhovkva and Novoyavorivs'k is approximately 20 miles respectively 32 kilometers.
By car or train, the actual journey to Novoyavorivs'k is certainly longer, as only the direct route (as the crow flies) between Zhovkva and Novoyavorivs'k has been calculated here.
Air line (approximately)
32 kilometers
17 nautical miles