| Sintra to Minervino Murge | 1,353.62 mi (2,178.45 km) |
| Sintra to Minturno | 1,232.17 mi (1,982.99 km) |
| Sintra to Mira | 1,189.86 mi (1,914.89 km) |
| Sintra to Mirandola | 1,129.86 mi (1,818.34 km) |
| Sintra to Mirano | 1,189.45 mi (1,914.23 km) |
| Sintra to Misano Adriatico | 1,195.24 mi (1,923.55 km) |
| Sintra to Misilmeri | 1,234.29 mi (1,986.40 km) |
| Sintra to Missaglia | 1,066.11 mi (1,715.74 km) |
| Sintra to Misterbianco | 1,324.37 mi (2,131.36 km) |
| Sintra to Modena | 1,119.05 mi (1,800.94 km) |
| Sintra to Modica | 1,320.73 mi (2,125.50 km) |
| Sintra to Modugno | 1,390.09 mi (2,237.14 km) |
| Sintra to Mogliano Veneto | 1,196.94 mi (1,926.30 km) |
| Sintra to Molfetta | 1,380.29 mi (2,221.37 km) |
| Sintra to Molinella | 1,154.00 mi (1,857.19 km) |
