| Kyustendil to Sestao | 1,299.18 mi (2,090.82 km) |
| Kyustendil to Sevilla | 1,554.37 mi (2,501.52 km) |
| Kyustendil to Sevilla La Nueva | 1,386.93 mi (2,232.04 km) |
| Kyustendil to Silla | 1,220.32 mi (1,963.92 km) |
| Kyustendil to Silleda | 1,566.54 mi (2,521.10 km) |
| Kyustendil to Sitges | 1,075.86 mi (1,731.43 km) |
| Kyustendil to Socuellamos | 1,343.54 mi (2,162.23 km) |
| Kyustendil to Soller | 1,053.53 mi (1,695.49 km) |
| Kyustendil to Solsona | 1,081.78 mi (1,740.96 km) |
| Kyustendil to Son Servera | 1,022.67 mi (1,645.83 km) |
| Kyustendil to Sonseca | 1,394.62 mi (2,244.43 km) |
| Kyustendil to Sopelana | 1,297.38 mi (2,087.93 km) |
| Kyustendil to Soria | 1,286.64 mi (2,070.65 km) |
| Kyustendil to Suances | 1,350.50 mi (2,173.43 km) |
| Kyustendil to Sueca | 1,218.52 mi (1,961.01 km) |
