| Boone to Santarem | 3,881.74 mi (6,247.05 km) |
| Boone to Santiago do Cacem | 3,912.75 mi (6,296.96 km) |
| Boone to Santo Andre | 3,909.35 mi (6,291.50 km) |
| Boone to Santo Tirso | 3,840.14 mi (6,180.11 km) |
| Boone to Sao Bras de Alportel | 3,977.27 mi (6,400.80 km) |
| Boone to Sao Felix da Marinha | 3,839.81 mi (6,179.58 km) |
| Boone to Sao Joao da Madeira | 3,849.70 mi (6,195.50 km) |
| Boone to Sao Joao de Ver | 3,845.28 mi (6,188.38 km) |
| Boone to Sao Mamede de Infesta | 3,836.90 mi (6,174.89 km) |
| Boone to Sao Pedro do Sul | 3,873.96 mi (6,234.53 km) |
| Boone to Satao | 3,890.65 mi (6,261.39 km) |
| Boone to Seia | 3,900.00 mi (6,276.44 km) |
| Boone to Senhora da Hora | 3,834.75 mi (6,171.44 km) |
| Boone to Serpa | 3,969.97 mi (6,389.04 km) |
| Boone to Serta | 3,896.27 mi (6,270.44 km) |
