| Middlesbrough to Santarem | 1,115.39 mi (1,795.05 km) |
| Middlesbrough to Santiago do Cacem | 1,196.76 mi (1,926.00 km) |
| Middlesbrough to Santo Andre | 1,195.23 mi (1,923.53 km) |
| Middlesbrough to Santo Tirso | 973.04 mi (1,565.96 km) |
| Middlesbrough to Sao Bras de Alportel | 1,244.47 mi (2,002.78 km) |
| Middlesbrough to Sao Felix da Marinha | 995.21 mi (1,601.63 km) |
| Middlesbrough to Sao Joao da Madeira | 1,002.17 mi (1,612.83 km) |
| Middlesbrough to Sao Joao de Ver | 999.37 mi (1,608.33 km) |
| Middlesbrough to Sao Mamede de Infesta | 983.91 mi (1,583.45 km) |
| Middlesbrough to Sao Pedro do Sul | 1,005.67 mi (1,618.47 km) |
| Middlesbrough to Satao | 1,002.10 mi (1,612.73 km) |
| Middlesbrough to Seia | 1,022.46 mi (1,645.49 km) |
| Middlesbrough to Senhora da Hora | 985.64 mi (1,586.23 km) |
| Middlesbrough to Serpa | 1,187.49 mi (1,911.08 km) |
| Middlesbrough to Serta | 1,069.40 mi (1,721.03 km) |
