| Drogheda to Santiago do Cacem | 1,090.36 mi (1,754.76 km) |
| Drogheda to Santo Andre | 1,088.31 mi (1,751.47 km) |
| Drogheda to Santo Tirso | 861.06 mi (1,385.74 km) |
| Drogheda to Sao Bras de Alportel | 1,146.87 mi (1,845.70 km) |
| Drogheda to Sao Felix da Marinha | 882.47 mi (1,420.20 km) |
| Drogheda to Sao Joao da Madeira | 891.16 mi (1,434.18 km) |
| Drogheda to Sao Joao de Ver | 887.58 mi (1,428.42 km) |
| Drogheda to Sao Mamede de Infesta | 870.94 mi (1,401.64 km) |
| Drogheda to Sao Pedro do Sul | 899.33 mi (1,447.33 km) |
| Drogheda to Satao | 899.24 mi (1,447.19 km) |
| Drogheda to Seia | 920.61 mi (1,481.57 km) |
| Drogheda to Senhora da Hora | 872.18 mi (1,403.65 km) |
| Drogheda to Serpa | 1,091.23 mi (1,756.16 km) |
| Drogheda to Serta | 964.91 mi (1,552.87 km) |
| Drogheda to Sesimbra | 1,063.12 mi (1,710.93 km) |
