| Santander to Minervino Murge | 1,027.14 mi (1,653.03 km) |
| Santander to Minturno | 907.19 mi (1,459.98 km) |
| Santander to Mira | 796.48 mi (1,281.81 km) |
| Santander to Mirandola | 742.40 mi (1,194.78 km) |
| Santander to Mirano | 795.22 mi (1,279.78 km) |
| Santander to Misano Adriatico | 823.62 mi (1,325.49 km) |
| Santander to Misilmeri | 975.65 mi (1,570.16 km) |
| Santander to Missaglia | 663.95 mi (1,068.52 km) |
| Santander to Misterbianco | 1,067.38 mi (1,717.79 km) |
| Santander to Modena | 735.00 mi (1,182.87 km) |
| Santander to Modica | 1,077.89 mi (1,734.69 km) |
| Santander to Modugno | 1,062.54 mi (1,709.99 km) |
| Santander to Mogliano Veneto | 802.14 mi (1,290.92 km) |
| Santander to Molfetta | 1,051.19 mi (1,691.73 km) |
| Santander to Molinella | 771.40 mi (1,241.45 km) |
