The calculated distance (air line) between Diapaga and Fada N'gourma is approximately 97 miles respectively 155 kilometers.
By car or train, the actual journey to Fada N'gourma is certainly longer, as only the direct route (as the crow flies) between Diapaga and Fada N'gourma has been calculated here.
Air line (approximately)
155 kilometers
84 nautical miles