The calculated distance (air line) between Akhtubinsk and Starokucherganovka is approximately 159 miles respectively 256 kilometers.
By car or train, the actual journey to Starokucherganovka is certainly longer, as only the direct route (as the crow flies) between Akhtubinsk and Starokucherganovka has been calculated here.
Air line (approximately)
256 kilometers
138 nautical miles