| Alcanar to Santarem | 494.09 mi (795.15 km) |
| Alcanar to Santiago do Cacem | 520.80 mi (838.15 km) |
| Alcanar to Santo Andre | 522.45 mi (840.80 km) |
| Alcanar to Santo Tirso | 469.98 mi (756.35 km) |
| Alcanar to Sao Bras de Alportel | 507.17 mi (816.21 km) |
| Alcanar to Sao Felix da Marinha | 477.23 mi (768.03 km) |
| Alcanar to Sao Joao da Madeira | 470.14 mi (756.62 km) |
| Alcanar to Sao Joao de Ver | 473.40 mi (761.86 km) |
| Alcanar to Sao Mamede de Infesta | 476.39 mi (766.68 km) |
| Alcanar to Sao Pedro do Sul | 448.15 mi (721.22 km) |
| Alcanar to Satao | 430.71 mi (693.17 km) |
| Alcanar to Seia | 429.98 mi (691.98 km) |
| Alcanar to Senhora da Hora | 479.00 mi (770.87 km) |
| Alcanar to Serpa | 467.90 mi (753.01 km) |
| Alcanar to Serta | 455.74 mi (733.44 km) |
