| Alcanar to Montalegre | 438.98 mi (706.48 km) |
| Alcanar to Montemor-o-Novo | 480.94 mi (773.99 km) |
| Alcanar to Montemor-o-Velho | 482.99 mi (777.30 km) |
| Alcanar to Montijo | 515.30 mi (829.29 km) |
| Alcanar to Mortagua | 457.79 mi (736.74 km) |
| Alcanar to Moura | 455.12 mi (732.45 km) |
| Alcanar to Murtosa | 477.82 mi (768.98 km) |
| Alcanar to Nazare | 508.74 mi (818.73 km) |
| Alcanar to Nelas | 437.34 mi (703.83 km) |
| Alcanar to Obidos | 516.78 mi (831.67 km) |
| Alcanar to Odemira | 529.65 mi (852.39 km) |
| Alcanar to Odivelas | 527.58 mi (849.06 km) |
| Alcanar to Oeiras | 536.77 mi (863.85 km) |
| Alcanar to Olhao | 509.52 mi (819.99 km) |
| Alcanar to Oliveira de Azemeis | 469.43 mi (755.47 km) |
