The calculated distance (air line) between Tambacounda and Ndibène Dahra is approximately 162 miles respectively 261 kilometers.
By car or train, the actual journey to Ndibène Dahra is certainly longer, as only the direct route (as the crow flies) between Tambacounda and Ndibène Dahra has been calculated here.
Air line (approximately)
261 kilometers
141 nautical miles