The calculated distance (air line) between Ceadîr-Lunga and Rîbniţa is approximately 118 miles respectively 190 kilometers.
By car or train, the actual journey to Rîbniţa is certainly longer, as only the direct route (as the crow flies) between Ceadîr-Lunga and Rîbniţa has been calculated here.
Air line (approximately)
190 kilometers
103 nautical miles