| Bilbao to Santa Venerina | 1,021.62 mi (1,644.13 km) |
| Bilbao to Santeramo in Colle | 1,022.26 mi (1,645.16 km) |
| Bilbao to Santo Stefano di Magra | 643.60 mi (1,035.77 km) |
| Bilbao to Santo Stino di Livenza | 786.61 mi (1,265.93 km) |
| Bilbao to Sarezzo | 667.19 mi (1,073.74 km) |
| Bilbao to Sarno | 913.98 mi (1,470.90 km) |
| Bilbao to Saronno | 611.63 mi (984.33 km) |
| Bilbao to Sarzana | 645.77 mi (1,039.27 km) |
| Bilbao to Sassari | 614.46 mi (988.88 km) |
| Bilbao to Sasso Marconi | 709.98 mi (1,142.60 km) |
| Bilbao to Sassuolo | 687.47 mi (1,106.38 km) |
| Bilbao to Sava | 1,070.40 mi (1,722.64 km) |
| Bilbao to Saviano | 907.03 mi (1,459.72 km) |
| Bilbao to Savigliano | 533.45 mi (858.51 km) |
| Bilbao to Savignano sul Panaro | 699.47 mi (1,125.69 km) |
