| Kouvola to Sestao | 1,722.24 mi (2,771.68 km) |
| Kouvola to Sevilla | 2,160.30 mi (3,476.67 km) |
| Kouvola to Sevilla La Nueva | 1,921.99 mi (3,093.15 km) |
| Kouvola to Silla | 1,882.84 mi (3,030.15 km) |
| Kouvola to Silleda | 1,911.55 mi (3,076.35 km) |
| Kouvola to Sitges | 1,713.06 mi (2,756.90 km) |
| Kouvola to Socuellamos | 1,950.14 mi (3,138.45 km) |
| Kouvola to Soller | 1,780.21 mi (2,864.97 km) |
| Kouvola to Solsona | 1,674.80 mi (2,695.33 km) |
| Kouvola to Son Servera | 1,773.40 mi (2,854.01 km) |
| Kouvola to Sonseca | 1,957.79 mi (3,150.76 km) |
| Kouvola to Sopelana | 1,717.48 mi (2,764.02 km) |
| Kouvola to Soria | 1,795.57 mi (2,889.69 km) |
| Kouvola to Suances | 1,745.65 mi (2,809.35 km) |
| Kouvola to Sueca | 1,889.92 mi (3,041.53 km) |
