| Idanha-a-Nova to Kamen | 1,075.94 mi (1,731.56 km) |
| Idanha-a-Nova to Kamenz | 1,287.71 mi (2,072.37 km) |
| Idanha-a-Nova to Kamp-Lintfort | 1,036.52 mi (1,668.12 km) |
| Idanha-a-Nova to Kandel | 986.44 mi (1,587.52 km) |
| Idanha-a-Nova to Kappeln | 1,290.80 mi (2,077.34 km) |
| Idanha-a-Nova to Karben | 1,053.07 mi (1,694.75 km) |
| Idanha-a-Nova to Karlsdorf-Neuthard | 1,001.40 mi (1,611.59 km) |
| Idanha-a-Nova to Karlsfeld | 1,086.87 mi (1,749.15 km) |
| Idanha-a-Nova to Karlsruhe | 991.27 mi (1,595.29 km) |
| Idanha-a-Nova to Kassel | 1,123.75 mi (1,808.51 km) |
| Idanha-a-Nova to Kaufbeuren | 1,041.69 mi (1,676.44 km) |
| Idanha-a-Nova to Kaufering | 1,058.61 mi (1,703.67 km) |
| Idanha-a-Nova to Kaufungen | 1,126.40 mi (1,812.77 km) |
| Idanha-a-Nova to Kehl | 952.12 mi (1,532.29 km) |
| Idanha-a-Nova to Kelheim | 1,124.30 mi (1,809.39 km) |
