| Seia to Santa Venerina | 1,236.24 mi (1,989.53 km) |
| Seia to Santeramo in Colle | 1,279.54 mi (2,059.22 km) |
| Seia to Santo Stefano di Magra | 934.70 mi (1,504.25 km) |
| Seia to Santo Stino di Livenza | 1,088.65 mi (1,752.02 km) |
| Seia to Sarezzo | 970.94 mi (1,562.58 km) |
| Seia to Sarno | 1,167.68 mi (1,879.20 km) |
| Seia to Saronno | 916.54 mi (1,475.03 km) |
| Seia to Sarzana | 936.31 mi (1,506.85 km) |
| Seia to Sassari | 852.46 mi (1,371.90 km) |
| Seia to Sasso Marconi | 1,002.54 mi (1,613.43 km) |
| Seia to Sassuolo | 981.78 mi (1,580.02 km) |
| Seia to Sava | 1,324.80 mi (2,132.05 km) |
| Seia to Saviano | 1,161.78 mi (1,869.71 km) |
| Seia to Savigliano | 832.04 mi (1,339.04 km) |
| Seia to Savignano sul Panaro | 992.96 mi (1,598.01 km) |
