| San Francisco to Montalegre | 5,572.08 mi (8,967.40 km) |
| San Francisco to Montemor-o-Novo | 5,706.18 mi (9,183.20 km) |
| San Francisco to Montemor-o-Velho | 5,616.33 mi (9,038.61 km) |
| San Francisco to Montijo | 5,677.72 mi (9,137.40 km) |
| San Francisco to Mortagua | 5,621.08 mi (9,046.26 km) |
| San Francisco to Moura | 5,760.86 mi (9,271.21 km) |
| San Francisco to Murtosa | 5,591.60 mi (8,998.81 km) |
| San Francisco to Nazare | 5,628.07 mi (9,057.50 km) |
| San Francisco to Nelas | 5,631.80 mi (9,063.51 km) |
| San Francisco to Obidos | 5,635.85 mi (9,070.03 km) |
| San Francisco to Odemira | 5,740.23 mi (9,238.01 km) |
| San Francisco to Odivelas | 5,661.64 mi (9,111.53 km) |
| San Francisco to Oeiras | 5,661.24 mi (9,110.89 km) |
| San Francisco to Olhao | 5,798.33 mi (9,331.50 km) |
| San Francisco to Oliveira de Azemeis | 5,592.64 mi (9,000.48 km) |
