| Caldas da Rainha to Kocaeli | 2,049.46 mi (3,298.29 km) |
| Caldas da Rainha to Konak | 1,937.62 mi (3,118.31 km) |
| Caldas da Rainha to Konakli | 2,222.80 mi (3,577.24 km) |
| Caldas da Rainha to Konya | 2,228.69 mi (3,586.73 km) |
| Caldas da Rainha to Koprukoy | 2,674.00 mi (4,303.39 km) |
| Caldas da Rainha to Korfez | 2,039.72 mi (3,282.62 km) |
| Caldas da Rainha to Korkut | 2,694.32 mi (4,336.09 km) |
| Caldas da Rainha to Kose | 2,556.63 mi (4,114.50 km) |
| Caldas da Rainha to Kovancilar | 2,596.09 mi (4,178.00 km) |
| Caldas da Rainha to Koyulhisar | 2,462.09 mi (3,962.34 km) |
| Caldas da Rainha to Kozan | 2,410.73 mi (3,879.70 km) |
| Caldas da Rainha to Kozlu | 2,135.18 mi (3,436.23 km) |
| Caldas da Rainha to Kozluk | 2,690.85 mi (4,330.50 km) |
| Caldas da Rainha to Kucuk Dalyan | 2,456.76 mi (3,953.77 km) |
| Caldas da Rainha to Kucukcekmece | 1,989.13 mi (3,201.20 km) |
