The calculated distance (air line) between Sant Julià de Lòria and Puigcerdà is approximately 22 miles respectively 36 kilometers.
By car or train, the actual journey to Puigcerdà is certainly longer, as only the direct route (as the crow flies) between Sant Julià de Lòria and Puigcerdà has been calculated here.
Air line (approximately)
36 kilometers
19 nautical miles