| Steinau an der Strasse to Santiago do Cacem | 1,231.93 mi (1,982.60 km) |
| Steinau an der Strasse to Santo Andre | 1,231.95 mi (1,982.64 km) |
| Steinau an der Strasse to Santo Tirso | 1,058.91 mi (1,704.15 km) |
| Steinau an der Strasse to Sao Bras de Alportel | 1,250.10 mi (2,011.83 km) |
| Steinau an der Strasse to Sao Felix da Marinha | 1,078.83 mi (1,736.21 km) |
| Steinau an der Strasse to Sao Joao da Madeira | 1,080.12 mi (1,738.28 km) |
| Steinau an der Strasse to Sao Joao de Ver | 1,079.82 mi (1,737.80 km) |
| Steinau an der Strasse to Sao Mamede de Infesta | 1,070.22 mi (1,722.35 km) |
| Steinau an der Strasse to Sao Pedro do Sul | 1,071.12 mi (1,723.79 km) |
| Steinau an der Strasse to Satao | 1,059.41 mi (1,704.95 km) |
| Steinau an der Strasse to Seia | 1,073.43 mi (1,727.51 km) |
| Steinau an der Strasse to Senhora da Hora | 1,072.83 mi (1,726.56 km) |
| Steinau an der Strasse to Serpa | 1,197.38 mi (1,927.00 km) |
| Steinau an der Strasse to Serta | 1,118.88 mi (1,800.66 km) |
| Steinau an der Strasse to Sesimbra | 1,224.04 mi (1,969.90 km) |
