The calculated distance (air line) between Okinawa Uno and Ascención de Guarayos is approximately 105 miles respectively 169 kilometers.
By car or train, the actual journey to Ascención de Guarayos is certainly longer, as only the direct route (as the crow flies) between Okinawa Uno and Ascención de Guarayos has been calculated here.
Air line (approximately)
169 kilometers
91 nautical miles