The calculated distance (air line) between Sofo-Birnin-Gwari and Minna is approximately 98 miles respectively 158 kilometers.
By car or train, the actual journey to Minna is certainly longer, as only the direct route (as the crow flies) between Sofo-Birnin-Gwari and Minna has been calculated here.
Air line (approximately)
158 kilometers
85 nautical miles