| Aiken to Santarem | 3,970.95 mi (6,390.62 km) |
| Aiken to Santiago do Cacem | 3,998.08 mi (6,434.28 km) |
| Aiken to Santo Andre | 3,994.74 mi (6,428.92 km) |
| Aiken to Santo Tirso | 3,936.17 mi (6,334.66 km) |
| Aiken to Sao Bras de Alportel | 4,060.67 mi (6,535.01 km) |
| Aiken to Sao Felix da Marinha | 3,934.78 mi (6,332.41 km) |
| Aiken to Sao Joao da Madeira | 3,944.35 mi (6,347.81 km) |
| Aiken to Sao Joao de Ver | 3,940.05 mi (6,340.90 km) |
| Aiken to Sao Mamede de Infesta | 3,932.40 mi (6,328.58 km) |
| Aiken to Sao Pedro do Sul | 3,968.49 mi (6,386.67 km) |
| Aiken to Satao | 3,985.42 mi (6,413.91 km) |
| Aiken to Seia | 3,993.82 mi (6,427.44 km) |
| Aiken to Senhora da Hora | 3,930.17 mi (6,325.00 km) |
| Aiken to Serpa | 4,056.14 mi (6,527.73 km) |
| Aiken to Serta | 3,987.80 mi (6,417.75 km) |
