| Webster Groves to Santarem | 4,226.43 mi (6,801.79 km) |
| Webster Groves to Santiago do Cacem | 4,265.65 mi (6,864.90 km) |
| Webster Groves to Santo Andre | 4,262.16 mi (6,859.28 km) |
| Webster Groves to Santo Tirso | 4,169.61 mi (6,710.34 km) |
| Webster Groves to Sao Bras de Alportel | 4,333.77 mi (6,974.52 km) |
| Webster Groves to Sao Felix da Marinha | 4,171.80 mi (6,713.86 km) |
| Webster Groves to Sao Joao da Madeira | 4,182.34 mi (6,730.83 km) |
| Webster Groves to Sao Joao de Ver | 4,177.66 mi (6,723.30 km) |
| Webster Groves to Sao Mamede de Infesta | 4,167.64 mi (6,707.16 km) |
| Webster Groves to Sao Pedro do Sul | 4,206.62 mi (6,769.90 km) |
| Webster Groves to Satao | 4,222.62 mi (6,795.65 km) |
| Webster Groves to Seia | 4,234.08 mi (6,814.10 km) |
| Webster Groves to Senhora da Hora | 4,165.72 mi (6,704.07 km) |
| Webster Groves to Serpa | 4,320.58 mi (6,953.30 km) |
| Webster Groves to Serta | 4,235.65 mi (6,816.62 km) |
