| Castleford to Kavak | 1,925.25 mi (3,098.40 km) |
| Castleford to Kayapinar | 2,234.27 mi (3,595.71 km) |
| Castleford to Kayseri | 2,010.86 mi (3,236.17 km) |
| Castleford to Kemalpasa | 1,717.30 mi (2,763.73 km) |
| Castleford to Kemer | 1,926.30 mi (3,100.08 km) |
| Castleford to Keskin | 1,892.63 mi (3,045.89 km) |
| Castleford to Kilimli | 1,739.80 mi (2,799.94 km) |
| Castleford to Kilis | 2,171.26 mi (3,494.30 km) |
| Castleford to Kinik | 1,682.27 mi (2,707.35 km) |
| Castleford to Kirikkale | 1,880.86 mi (3,026.95 km) |
| Castleford to Kirkagac | 1,692.64 mi (2,724.04 km) |
| Castleford to Kirklareli | 1,549.21 mi (2,493.21 km) |
| Castleford to Kirsehir | 1,938.82 mi (3,120.23 km) |
| Castleford to Kizilpinar | 1,599.34 mi (2,573.90 km) |
| Castleford to Kiziltepe | 2,285.36 mi (3,677.93 km) |
