| Boerne to Montalegre | 4,926.15 mi (7,927.87 km) |
| Boerne to Montemor-o-Novo | 4,994.82 mi (8,038.39 km) |
| Boerne to Montemor-o-Velho | 4,929.44 mi (7,933.17 km) |
| Boerne to Montijo | 4,960.25 mi (7,982.75 km) |
| Boerne to Mortagua | 4,943.74 mi (7,956.17 km) |
| Boerne to Moura | 5,047.44 mi (8,123.07 km) |
| Boerne to Murtosa | 4,916.19 mi (7,911.85 km) |
| Boerne to Nazare | 4,926.51 mi (7,928.46 km) |
| Boerne to Nelas | 4,959.82 mi (7,982.06 km) |
| Boerne to Obidos | 4,928.76 mi (7,932.08 km) |
| Boerne to Odemira | 5,004.64 mi (8,054.19 km) |
| Boerne to Odivelas | 4,943.47 mi (7,955.75 km) |
| Boerne to Oeiras | 4,939.70 mi (7,949.67 km) |
| Boerne to Olhao | 5,060.30 mi (8,143.77 km) |
| Boerne to Oliveira de Azemeis | 4,920.84 mi (7,919.33 km) |
