| Chattanooga to Sesimbra | 4,096.61 mi (6,592.86 km) |
| Chattanooga to Setubal | 4,104.83 mi (6,606.08 km) |
| Chattanooga to Sever do Vouga | 4,073.61 mi (6,555.84 km) |
| Chattanooga to Silves | 4,163.64 mi (6,700.74 km) |
| Chattanooga to Sines | 4,121.39 mi (6,632.74 km) |
| Chattanooga to Sintra | 4,072.88 mi (6,554.66 km) |
| Chattanooga to Sobrado de Paiva | 4,070.89 mi (6,551.47 km) |
| Chattanooga to Sobral de Monte Agraco | 4,078.96 mi (6,564.45 km) |
| Chattanooga to Soure | 4,077.97 mi (6,562.86 km) |
| Chattanooga to Tabua | 4,099.60 mi (6,597.67 km) |
| Chattanooga to Tavira | 4,205.40 mi (6,767.94 km) |
| Chattanooga to Tomar | 4,100.25 mi (6,598.72 km) |
| Chattanooga to Tondela | 4,092.94 mi (6,586.95 km) |
| Chattanooga to Torre de Moncorvo | 4,121.49 mi (6,632.90 km) |
| Chattanooga to Torres Novas | 4,097.96 mi (6,595.03 km) |
