| Kouvola to Somma Lombardo | 1,276.87 mi (2,054.92 km) |
| Kouvola to Somma Vesuviana | 1,475.80 mi (2,375.07 km) |
| Kouvola to Sommacampagna | 1,247.27 mi (2,007.28 km) |
| Kouvola to Sona | 1,245.54 mi (2,004.50 km) |
| Kouvola to Sondrio | 1,220.79 mi (1,964.67 km) |
| Kouvola to Sora | 1,432.78 mi (2,305.84 km) |
| Kouvola to Sorbolo | 1,290.22 mi (2,076.40 km) |
| Kouvola to Soresina | 1,275.41 mi (2,052.58 km) |
| Kouvola to Sorisole | 1,252.01 mi (2,014.92 km) |
| Kouvola to Sorrento | 1,492.95 mi (2,402.67 km) |
| Kouvola to Sorso | 1,584.28 mi (2,549.65 km) |
| Kouvola to Sortino | 1,714.88 mi (2,759.84 km) |
| Kouvola to Soverato Marina | 1,594.07 mi (2,565.40 km) |
| Kouvola to Sovicille | 1,373.31 mi (2,210.13 km) |
| Kouvola to Spello | 1,365.72 mi (2,197.91 km) |
