| Smyrna to Sinop | 5,950.07 mi (9,575.70 km) |
| Smyrna to Siran | 6,186.16 mi (9,955.66 km) |
| Smyrna to Sirnak | 6,443.25 mi (10,369.41 km) |
| Smyrna to Sirvan | 6,399.56 mi (10,299.10 km) |
| Smyrna to Sivas | 6,129.67 mi (9,864.75 km) |
| Smyrna to Sivasli | 5,900.19 mi (9,495.44 km) |
| Smyrna to Siverek | 6,315.11 mi (10,163.18 km) |
| Smyrna to Sivrice | 6,280.07 mi (10,106.80 km) |
| Smyrna to Sivrihisar | 5,931.43 mi (9,545.71 km) |
| Smyrna to Sogut | 5,851.32 mi (9,416.78 km) |
| Smyrna to Sogutlu | 5,823.54 mi (9,372.08 km) |
| Smyrna to Soke | 5,837.91 mi (9,395.20 km) |
| Smyrna to Solhan | 6,317.88 mi (10,167.65 km) |
| Smyrna to Soma | 5,783.32 mi (9,307.35 km) |
| Smyrna to Sorgun | 6,057.23 mi (9,748.17 km) |
