| Serpa to Siran | 2,482.32 mi (3,994.90 km) |
| Serpa to Sirnak | 2,701.46 mi (4,347.58 km) |
| Serpa to Sirvan | 2,668.40 mi (4,294.37 km) |
| Serpa to Sivas | 2,379.11 mi (3,828.80 km) |
| Serpa to Sivasli | 2,010.26 mi (3,235.21 km) |
| Serpa to Siverek | 2,531.73 mi (4,074.42 km) |
| Serpa to Sivrice | 2,519.22 mi (4,054.29 km) |
| Serpa to Sivrihisar | 2,096.37 mi (3,373.77 km) |
| Serpa to Sogut | 2,019.02 mi (3,249.29 km) |
| Serpa to Sogutlu | 2,026.75 mi (3,261.74 km) |
| Serpa to Soke | 1,898.68 mi (3,055.64 km) |
| Serpa to Solhan | 2,601.36 mi (4,186.49 km) |
| Serpa to Soma | 1,891.99 mi (3,044.87 km) |
| Serpa to Sorgun | 2,283.11 mi (3,674.31 km) |
| Serpa to Suhut | 2,055.43 mi (3,307.90 km) |
