The calculated distance (air line) between Knyaze-Volkonskoye and Khabarovsk is approximately 17 miles respectively 27 kilometers.
By car or train, the actual journey to Khabarovsk is certainly longer, as only the direct route (as the crow flies) between Knyaze-Volkonskoye and Khabarovsk has been calculated here.
Air line (approximately)
27 kilometers
15 nautical miles