| Radviliskis to Sestao | 1,455.29 mi (2,342.06 km) |
| Radviliskis to Sevilla | 1,875.81 mi (3,018.82 km) |
| Radviliskis to Sevilla La Nueva | 1,642.28 mi (2,643.00 km) |
| Radviliskis to Silla | 1,577.23 mi (2,538.31 km) |
| Radviliskis to Silleda | 1,672.90 mi (2,692.28 km) |
| Radviliskis to Sitges | 1,403.87 mi (2,259.30 km) |
| Radviliskis to Socuellamos | 1,657.62 mi (2,667.68 km) |
| Radviliskis to Soller | 1,459.46 mi (2,348.77 km) |
| Radviliskis to Solsona | 1,371.27 mi (2,206.85 km) |
| Radviliskis to Son Servera | 1,448.63 mi (2,331.35 km) |
| Radviliskis to Sonseca | 1,674.04 mi (2,694.10 km) |
| Radviliskis to Sopelana | 1,450.87 mi (2,334.96 km) |
| Radviliskis to Soria | 1,514.89 mi (2,437.97 km) |
| Radviliskis to Suances | 1,486.25 mi (2,391.89 km) |
| Radviliskis to Sueca | 1,583.04 mi (2,547.65 km) |
