| Staines-upon-Thames to Masanasa | 830.91 mi (1,337.23 km) |
| Staines-upon-Thames to Masquefa | 694.89 mi (1,118.32 km) |
| Staines-upon-Thames to Matadepera | 689.72 mi (1,109.99 km) |
| Staines-upon-Thames to Mazarron | 956.76 mi (1,539.75 km) |
| Staines-upon-Thames to Meco | 763.64 mi (1,228.96 km) |
| Staines-upon-Thames to Medina del Campo | 730.67 mi (1,175.90 km) |
| Staines-upon-Thames to Medina Sidonia | 1,067.78 mi (1,718.43 km) |
| Staines-upon-Thames to Mejorada del Campo | 774.86 mi (1,247.02 km) |
| Staines-upon-Thames to Meliana | 822.72 mi (1,324.03 km) |
| Staines-upon-Thames to Mengibar | 944.13 mi (1,519.43 km) |
| Staines-upon-Thames to Merida | 910.55 mi (1,465.38 km) |
| Staines-upon-Thames to Miajadas | 890.01 mi (1,432.33 km) |
| Staines-upon-Thames to Mieres | 616.42 mi (992.03 km) |
| Staines-upon-Thames to Miguelturra | 877.27 mi (1,411.83 km) |
| Staines-upon-Thames to Mijas | 1,044.76 mi (1,681.39 km) |
