The calculated distance (air line) between Sant Gervasi - Galvany and Zaragoza is approximately 157 miles respectively 253 kilometers.
By car or train, the actual journey to Zaragoza is certainly longer, as only the direct route (as the crow flies) between Sant Gervasi - Galvany and Zaragoza has been calculated here.
Air line (approximately)
253 kilometers
137 nautical miles