| Flagstaff to Montalegre | 5,264.23 mi (8,471.96 km) |
| Flagstaff to Montemor-o-Novo | 5,372.90 mi (8,646.85 km) |
| Flagstaff to Montemor-o-Velho | 5,292.02 mi (8,516.68 km) |
| Flagstaff to Montijo | 5,341.51 mi (8,596.34 km) |
| Flagstaff to Mortagua | 5,300.82 mi (8,530.84 km) |
| Flagstaff to Moura | 5,427.46 mi (8,734.65 km) |
| Flagstaff to Murtosa | 5,271.73 mi (8,484.02 km) |
| Flagstaff to Nazare | 5,297.81 mi (8,526.01 km) |
| Flagstaff to Nelas | 5,313.92 mi (8,551.93 km) |
| Flagstaff to Obidos | 5,303.40 mi (8,535.00 km) |
| Flagstaff to Odemira | 5,397.32 mi (8,686.15 km) |
| Flagstaff to Odivelas | 5,324.93 mi (8,569.65 km) |
| Flagstaff to Oeiras | 5,323.12 mi (8,566.74 km) |
| Flagstaff to Olhao | 5,455.16 mi (8,779.23 km) |
| Flagstaff to Oliveira de Azemeis | 5,274.28 mi (8,488.14 km) |
