The calculated distance (air line) between Dayr Dibwān and Rafaḩ is approximately 74 miles respectively 119 kilometers.
By car or train, the actual journey to Rafaḩ is certainly longer, as only the direct route (as the crow flies) between Dayr Dibwān and Rafaḩ has been calculated here.
Air line (approximately)
119 kilometers
64 nautical miles