| Middlesbrough to Kelkheim (Taunus) | 510.24 mi (821.14 km) |
| Middlesbrough to Kelsterbach | 516.40 mi (831.07 km) |
| Middlesbrough to Kemberg | 604.65 mi (973.09 km) |
| Middlesbrough to Kempen | 387.82 mi (624.14 km) |
| Middlesbrough to Kempten | 687.03 mi (1,105.67 km) |
| Middlesbrough to Kenzingen | 586.76 mi (944.29 km) |
| Middlesbrough to Kerpen | 418.74 mi (673.89 km) |
| Middlesbrough to Ketsch | 549.16 mi (883.78 km) |
| Middlesbrough to Kevelaer | 372.92 mi (600.16 km) |
| Middlesbrough to Kiel | 456.79 mi (735.13 km) |
| Middlesbrough to Kierspe | 437.09 mi (703.42 km) |
| Middlesbrough to Kirchhain | 497.50 mi (800.65 km) |
| Middlesbrough to Kirchheim bei Munchen | 711.88 mi (1,145.66 km) |
| Middlesbrough to Kirchheim unter Teck | 613.64 mi (987.56 km) |
| Middlesbrough to Kirchhundem | 456.59 mi (734.81 km) |
