| Sintra to Mombris | 1,195.84 mi (1,924.51 km) |
| Sintra to Monchengladbach | 1,149.08 mi (1,849.27 km) |
| Sintra to Monschau | 1,114.03 mi (1,792.86 km) |
| Sintra to Montabaur | 1,162.33 mi (1,870.59 km) |
| Sintra to Moosburg | 1,251.69 mi (2,014.40 km) |
| Sintra to Morbach | 1,111.41 mi (1,788.65 km) |
| Sintra to Morfelden-Walldorf | 1,171.79 mi (1,885.82 km) |
| Sintra to Morlenbach | 1,162.08 mi (1,870.19 km) |
| Sintra to Morsbach | 1,176.74 mi (1,893.78 km) |
| Sintra to Mosbach | 1,168.50 mi (1,880.53 km) |
| Sintra to Mosigkau | 1,374.24 mi (2,211.63 km) |
| Sintra to Mossingen | 1,132.00 mi (1,821.77 km) |
| Sintra to Much | 1,168.17 mi (1,879.98 km) |
| Sintra to Mucheln | 1,338.87 mi (2,154.71 km) |
| Sintra to Muhlacker | 1,142.19 mi (1,838.18 km) |
