| Chattanooga to Santarem | 4,096.47 mi (6,592.63 km) |
| Chattanooga to Santiago do Cacem | 4,127.98 mi (6,643.35 km) |
| Chattanooga to Santo Andre | 4,124.58 mi (6,637.88 km) |
| Chattanooga to Santo Tirso | 4,053.68 mi (6,523.77 km) |
| Chattanooga to Sao Bras de Alportel | 4,192.71 mi (6,747.51 km) |
| Chattanooga to Sao Felix da Marinha | 4,053.57 mi (6,523.59 km) |
| Chattanooga to Sao Joao da Madeira | 4,063.52 mi (6,539.61 km) |
| Chattanooga to Sao Joao de Ver | 4,059.07 mi (6,532.45 km) |
| Chattanooga to Sao Mamede de Infesta | 4,050.55 mi (6,518.72 km) |
| Chattanooga to Sao Pedro do Sul | 4,087.79 mi (6,578.66 km) |
| Chattanooga to Satao | 4,104.43 mi (6,605.44 km) |
| Chattanooga to Seia | 4,113.96 mi (6,620.78 km) |
| Chattanooga to Senhora da Hora | 4,048.42 mi (6,515.30 km) |
| Chattanooga to Serpa | 4,185.09 mi (6,735.26 km) |
| Chattanooga to Serta | 4,110.64 mi (6,615.44 km) |
