The calculated distance (air line) between San Isidro and Las Palmas de Gran Canaria is approximately 70 miles respectively 112 kilometers.
By car or train, the actual journey to Las Palmas de Gran Canaria is certainly longer, as only the direct route (as the crow flies) between San Isidro and Las Palmas de Gran Canaria has been calculated here.
Air line (approximately)
112 kilometers
61 nautical miles