The calculated distance (air line) between Nabatîyé et Tahta and Zahlé is approximately 40 miles respectively 65 kilometers.
By car or train, the actual journey to Zahlé is certainly longer, as only the direct route (as the crow flies) between Nabatîyé et Tahta and Zahlé has been calculated here.
Air line (approximately)
65 kilometers
35 nautical miles