The calculated distance (air line) between Pilar de la Horadada and Alicante is approximately 37 miles respectively 60 kilometers.
By car or train, the actual journey to Alicante is certainly longer, as only the direct route (as the crow flies) between Pilar de la Horadada and Alicante has been calculated here.
Air line (approximately)
60 kilometers
32 nautical miles