| Santander to Miedzychod | 1,101.51 mi (1,772.70 km) |
| Santander to Miedzyrzec Podlaski | 1,358.58 mi (2,186.43 km) |
| Santander to Miedzyrzecz | 1,085.69 mi (1,747.25 km) |
| Santander to Mielec | 1,274.14 mi (2,050.54 km) |
| Santander to Mikolow | 1,163.32 mi (1,872.19 km) |
| Santander to Milanowek | 1,276.09 mi (2,053.67 km) |
| Santander to Milicz | 1,125.48 mi (1,811.29 km) |
| Santander to Minsk Mazowiecki | 1,312.81 mi (2,112.77 km) |
| Santander to Mlawa | 1,286.68 mi (2,070.71 km) |
| Santander to Mogilno | 1,181.27 mi (1,901.08 km) |
| Santander to Monki | 1,388.49 mi (2,234.56 km) |
| Santander to Morag | 1,291.76 mi (2,078.88 km) |
| Santander to Mosina | 1,127.42 mi (1,814.41 km) |
| Santander to Mragowo | 1,341.54 mi (2,159.01 km) |
| Santander to Murowana Goslina | 1,143.24 mi (1,839.86 km) |
