The calculated distance (air line) between San Pedro Los Baños and León de los Aldama is approximately 159 miles respectively 255 kilometers.
By car or train, the actual journey to León de los Aldama is certainly longer, as only the direct route (as the crow flies) between San Pedro Los Baños and León de los Aldama has been calculated here.
Air line (approximately)
255 kilometers
138 nautical miles