The calculated distance (air line) between Cluain Meala and Droichead Nua is approximately 69 miles respectively 110 kilometers.
By car or train, the actual journey to Droichead Nua is certainly longer, as only the direct route (as the crow flies) between Cluain Meala and Droichead Nua has been calculated here.
Air line (approximately)
110 kilometers
60 nautical miles