| Covington to Sinop | 5,678.28 mi (9,138.31 km) |
| Covington to Siran | 5,910.69 mi (9,512.33 km) |
| Covington to Sirnak | 6,166.97 mi (9,924.78 km) |
| Covington to Sirvan | 6,122.93 mi (9,853.90 km) |
| Covington to Sivas | 5,860.20 mi (9,431.08 km) |
| Covington to Sivasli | 5,651.77 mi (9,095.64 km) |
| Covington to Siverek | 6,045.78 mi (9,729.75 km) |
| Covington to Sivrice | 6,008.86 mi (9,670.33 km) |
| Covington to Sivrihisar | 5,675.50 mi (9,133.84 km) |
| Covington to Sogut | 5,596.68 mi (9,006.99 km) |
| Covington to Sogutlu | 5,565.39 mi (8,956.62 km) |
| Covington to Soke | 5,597.44 mi (9,008.21 km) |
| Covington to Solhan | 6,041.21 mi (9,722.39 km) |
| Covington to Soma | 5,537.39 mi (8,911.57 km) |
| Covington to Sorgun | 5,791.76 mi (9,320.94 km) |
