| Cay to Kelkheim (Taunus) | 1,362.28 mi (2,192.38 km) |
| Cay to Kelsterbach | 1,356.67 mi (2,183.35 km) |
| Cay to Kemberg | 1,270.87 mi (2,045.26 km) |
| Cay to Kempen | 1,479.93 mi (2,381.72 km) |
| Cay to Kempten | 1,214.22 mi (1,954.09 km) |
| Cay to Kenzingen | 1,335.28 mi (2,148.92 km) |
| Cay to Kerpen | 1,453.92 mi (2,339.85 km) |
| Cay to Ketsch | 1,335.30 mi (2,148.96 km) |
| Cay to Kevelaer | 1,493.27 mi (2,403.18 km) |
| Cay to Kiel | 1,461.88 mi (2,352.66 km) |
| Cay to Kierspe | 1,428.52 mi (2,298.97 km) |
| Cay to Kirchhain | 1,366.53 mi (2,199.21 km) |
| Cay to Kirchheim bei Munchen | 1,167.37 mi (1,878.70 km) |
| Cay to Kirchheim unter Teck | 1,276.59 mi (2,054.48 km) |
| Cay to Kirchhundem | 1,407.74 mi (2,265.53 km) |
