| Seymour to Sinop | 5,730.52 mi (9,222.38 km) |
| Seymour to Siran | 5,961.96 mi (9,594.85 km) |
| Seymour to Sirnak | 6,217.93 mi (10,006.79 km) |
| Seymour to Sirvan | 6,173.82 mi (9,935.81 km) |
| Seymour to Sivas | 5,912.87 mi (9,515.85 km) |
| Seymour to Sivasli | 5,708.81 mi (9,187.43 km) |
| Seymour to Siverek | 6,098.40 mi (9,814.42 km) |
| Seymour to Sivrice | 6,061.07 mi (9,754.35 km) |
| Seymour to Sivrihisar | 5,731.10 mi (9,223.31 km) |
| Seymour to Sogut | 5,652.57 mi (9,096.93 km) |
| Seymour to Sogutlu | 5,620.59 mi (9,045.47 km) |
| Seymour to Soke | 5,655.92 mi (9,102.33 km) |
| Seymour to Solhan | 6,092.14 mi (9,804.35 km) |
| Seymour to Soma | 5,594.94 mi (9,004.19 km) |
| Seymour to Sorgun | 5,845.34 mi (9,407.16 km) |
