The calculated distance (air line) between Dayr al Balaḩ and Ramallah is approximately 60 miles respectively 97 kilometers.
By car or train, the actual journey to Ramallah is certainly longer, as only the direct route (as the crow flies) between Dayr al Balaḩ and Ramallah has been calculated here.
Air line (approximately)
97 kilometers
52 nautical miles