| West Des Moines to Montalegre | 4,230.47 mi (6,808.28 km) |
| West Des Moines to Montemor-o-Novo | 4,328.46 mi (6,965.99 km) |
| West Des Moines to Montemor-o-Velho | 4,251.25 mi (6,841.72 km) |
| West Des Moines to Montijo | 4,296.20 mi (6,914.07 km) |
| West Des Moines to Mortagua | 4,261.59 mi (6,858.36 km) |
| West Des Moines to Moura | 4,382.74 mi (7,053.34 km) |
| West Des Moines to Murtosa | 4,232.82 mi (6,812.06 km) |
| West Des Moines to Nazare | 4,254.79 mi (6,847.41 km) |
| West Des Moines to Nelas | 4,275.59 mi (6,880.89 km) |
| West Des Moines to Obidos | 4,259.56 mi (6,855.09 km) |
| West Des Moines to Odemira | 4,349.61 mi (7,000.03 km) |
| West Des Moines to Odivelas | 4,279.52 mi (6,887.21 km) |
| West Des Moines to Oeiras | 4,277.24 mi (6,883.56 km) |
| West Des Moines to Olhao | 4,407.17 mi (7,092.65 km) |
| West Des Moines to Oliveira de Azemeis | 4,235.98 mi (6,817.15 km) |
