| Arco to Santiago do Cacem | 1,140.25 mi (1,835.05 km) |
| Arco to Santo Andre | 1,141.17 mi (1,836.54 km) |
| Arco to Santo Tirso | 1,015.27 mi (1,633.92 km) |
| Arco to Sao Bras de Alportel | 1,139.79 mi (1,834.32 km) |
| Arco to Sao Felix da Marinha | 1,031.41 mi (1,659.90 km) |
| Arco to Sao Joao da Madeira | 1,029.24 mi (1,656.41 km) |
| Arco to Sao Joao de Ver | 1,030.43 mi (1,658.32 km) |
| Arco to Sao Mamede de Infesta | 1,025.42 mi (1,650.26 km) |
| Arco to Sao Pedro do Sul | 1,014.04 mi (1,631.93 km) |
| Arco to Satao | 999.02 mi (1,607.76 km) |
| Arco to Seia | 1,007.59 mi (1,621.56 km) |
| Arco to Senhora da Hora | 1,028.24 mi (1,654.79 km) |
| Arco to Serpa | 1,094.28 mi (1,761.07 km) |
| Arco to Serta | 1,046.88 mi (1,684.79 km) |
| Arco to Sesimbra | 1,141.69 mi (1,837.38 km) |
