| McAllen to Sinop | 6,862.53 mi (11,044.17 km) |
| McAllen to Siran | 7,092.66 mi (11,414.54 km) |
| McAllen to Sirnak | 7,348.04 mi (11,825.53 km) |
| McAllen to Sirvan | 7,303.85 mi (11,754.41 km) |
| McAllen to Sivas | 7,045.29 mi (11,338.29 km) |
| McAllen to Sivasli | 6,841.14 mi (11,009.75 km) |
| McAllen to Siverek | 7,230.73 mi (11,636.73 km) |
| McAllen to Sivrice | 7,192.98 mi (11,575.98 km) |
| McAllen to Sivrihisar | 6,864.44 mi (11,047.25 km) |
| McAllen to Sogut | 6,785.79 mi (10,920.68 km) |
| McAllen to Sogutlu | 6,754.03 mi (10,869.57 km) |
| McAllen to Soke | 6,786.14 mi (10,921.24 km) |
| McAllen to Solhan | 7,222.25 mi (11,623.08 km) |
| McAllen to Soma | 6,726.67 mi (10,825.52 km) |
| McAllen to Sorgun | 6,978.45 mi (11,230.72 km) |
