The calculated distance (air line) between Novovolynsk and Chernivtsi is approximately 186 miles respectively 299 kilometers.
By car or train, the actual journey to Chernivtsi is certainly longer, as only the direct route (as the crow flies) between Novovolynsk and Chernivtsi has been calculated here.
Air line (approximately)
299 kilometers
162 nautical miles