The calculated distance (air line) between Sant Adrià de Besòs and La Llagosta is approximately 6 miles respectively 10 kilometers.
By car or train, the actual journey to La Llagosta is certainly longer, as only the direct route (as the crow flies) between Sant Adrià de Besòs and La Llagosta has been calculated here.
Air line (approximately)
10 kilometers
5 nautical miles