| Altdorf to Santarem | 1,017.84 mi (1,638.05 km) |
| Altdorf to Santiago do Cacem | 1,070.90 mi (1,723.44 km) |
| Altdorf to Santo Andre | 1,071.49 mi (1,724.39 km) |
| Altdorf to Santo Tirso | 928.08 mi (1,493.60 km) |
| Altdorf to Sao Bras de Alportel | 1,077.77 mi (1,734.50 km) |
| Altdorf to Sao Felix da Marinha | 945.58 mi (1,521.77 km) |
| Altdorf to Sao Joao da Madeira | 944.51 mi (1,520.05 km) |
| Altdorf to Sao Joao de Ver | 945.23 mi (1,521.20 km) |
| Altdorf to Sao Mamede de Infesta | 938.70 mi (1,510.69 km) |
| Altdorf to Sao Pedro do Sul | 931.21 mi (1,498.64 km) |
| Altdorf to Satao | 917.15 mi (1,476.02 km) |
| Altdorf to Seia | 927.68 mi (1,492.96 km) |
| Altdorf to Senhora da Hora | 941.47 mi (1,515.15 km) |
| Altdorf to Serpa | 1,029.01 mi (1,656.03 km) |
| Altdorf to Serta | 969.51 mi (1,560.27 km) |
