| Boussu to Kayapinar | 1,973.11 mi (3,175.41 km) |
| Boussu to Kayseri | 1,738.77 mi (2,798.27 km) |
| Boussu to Kemalpasa | 1,420.35 mi (2,285.84 km) |
| Boussu to Kemer | 1,631.69 mi (2,625.95 km) |
| Boussu to Keskin | 1,619.21 mi (2,605.86 km) |
| Boussu to Kilimli | 1,470.25 mi (2,366.14 km) |
| Boussu to Kilis | 1,895.50 mi (3,050.51 km) |
| Boussu to Kinik | 1,387.56 mi (2,233.06 km) |
| Boussu to Kirikkale | 1,607.96 mi (2,587.76 km) |
| Boussu to Kirkagac | 1,398.79 mi (2,251.14 km) |
| Boussu to Kirklareli | 1,265.89 mi (2,037.26 km) |
| Boussu to Kirsehir | 1,664.58 mi (2,678.89 km) |
| Boussu to Kizilpinar | 1,315.97 mi (2,117.85 km) |
| Boussu to Kiziltepe | 2,022.05 mi (3,254.17 km) |
| Boussu to Kocaali | 1,445.50 mi (2,326.31 km) |
