| Middlesbrough to Kavak | 1,933.32 mi (3,111.37 km) |
| Middlesbrough to Kayapinar | 2,242.69 mi (3,609.26 km) |
| Middlesbrough to Kayseri | 2,023.27 mi (3,256.13 km) |
| Middlesbrough to Kemalpasa | 1,740.08 mi (2,800.38 km) |
| Middlesbrough to Kemer | 1,947.66 mi (3,134.45 km) |
| Middlesbrough to Keskin | 1,905.71 mi (3,066.95 km) |
| Middlesbrough to Kilimli | 1,751.92 mi (2,819.44 km) |
| Middlesbrough to Kilis | 2,184.69 mi (3,515.92 km) |
| Middlesbrough to Kinik | 1,704.07 mi (2,742.43 km) |
| Middlesbrough to Kirikkale | 1,893.79 mi (3,047.76 km) |
| Middlesbrough to Kirkagac | 1,714.03 mi (2,758.47 km) |
| Middlesbrough to Kirklareli | 1,566.62 mi (2,521.24 km) |
| Middlesbrough to Kirsehir | 1,952.10 mi (3,141.60 km) |
| Middlesbrough to Kizilpinar | 1,616.66 mi (2,601.76 km) |
| Middlesbrough to Kiziltepe | 2,294.39 mi (3,692.46 km) |
