| Ardea to Santiago do Cacem | 1,151.68 mi (1,853.45 km) |
| Ardea to Santo Andre | 1,153.50 mi (1,856.38 km) |
| Ardea to Santo Tirso | 1,085.47 mi (1,746.89 km) |
| Ardea to Sao Bras de Alportel | 1,130.95 mi (1,820.09 km) |
| Ardea to Sao Felix da Marinha | 1,096.59 mi (1,764.78 km) |
| Ardea to Sao Joao da Madeira | 1,091.21 mi (1,756.14 km) |
| Ardea to Sao Joao de Ver | 1,093.77 mi (1,760.25 km) |
| Ardea to Sao Mamede de Infesta | 1,093.64 mi (1,760.05 km) |
| Ardea to Sao Pedro do Sul | 1,071.19 mi (1,723.91 km) |
| Ardea to Satao | 1,054.20 mi (1,696.57 km) |
| Ardea to Seia | 1,056.54 mi (1,700.34 km) |
| Ardea to Senhora da Hora | 1,096.41 mi (1,764.50 km) |
| Ardea to Serpa | 1,096.78 mi (1,765.10 km) |
| Ardea to Serta | 1,086.18 mi (1,748.03 km) |
| Ardea to Sesimbra | 1,162.93 mi (1,871.55 km) |
