The calculated distance (air line) between Las Palmas de Gran Canaria and Maspalomas is approximately 26 miles respectively 41 kilometers.
By car or train, the actual journey to Maspalomas is certainly longer, as only the direct route (as the crow flies) between Las Palmas de Gran Canaria and Maspalomas has been calculated here.
Air line (approximately)
41 kilometers
22 nautical miles