The calculated distance (air line) between Vol’no-Nadezhdinskoye and Suifenhe is approximately 82 miles respectively 133 kilometers.
By car or train, the actual journey to Suifenhe is certainly longer, as only the direct route (as the crow flies) between Vol’no-Nadezhdinskoye and Suifenhe has been calculated here.
Air line (approximately)
133 kilometers
72 nautical miles