| Cerkno to Montalegre | 1,119.22 mi (1,801.21 km) |
| Cerkno to Montemor-o-Novo | 1,240.01 mi (1,995.61 km) |
| Cerkno to Montemor-o-Velho | 1,209.92 mi (1,947.17 km) |
| Cerkno to Montijo | 1,270.24 mi (2,044.25 km) |
| Cerkno to Mortagua | 1,180.42 mi (1,899.70 km) |
| Cerkno to Moura | 1,224.37 mi (1,970.44 km) |
| Cerkno to Murtosa | 1,190.04 mi (1,915.19 km) |
| Cerkno to Nazare | 1,246.28 mi (2,005.70 km) |
| Cerkno to Nelas | 1,159.84 mi (1,866.58 km) |
| Cerkno to Obidos | 1,258.65 mi (2,025.60 km) |
| Cerkno to Odemira | 1,299.14 mi (2,090.77 km) |
| Cerkno to Odivelas | 1,279.34 mi (2,058.89 km) |
| Cerkno to Oeiras | 1,289.47 mi (2,075.20 km) |
| Cerkno to Olhao | 1,285.71 mi (2,069.15 km) |
| Cerkno to Oliveira de Azemeis | 1,179.39 mi (1,898.04 km) |
