| Idanha-a-Nova to Jozefow | 1,589.87 mi (2,558.64 km) |
| Idanha-a-Nova to Kalisz | 1,455.85 mi (2,342.96 km) |
| Idanha-a-Nova to Kamien Pomorski | 1,410.40 mi (2,269.83 km) |
| Idanha-a-Nova to Kamienna Gora | 1,347.42 mi (2,168.46 km) |
| Idanha-a-Nova to Karczew | 1,589.31 mi (2,557.75 km) |
| Idanha-a-Nova to Kartuzy | 1,541.19 mi (2,480.30 km) |
| Idanha-a-Nova to Katowice | 1,455.50 mi (2,342.40 km) |
| Idanha-a-Nova to Kedzierzyn-Kozle | 1,423.59 mi (2,291.04 km) |
| Idanha-a-Nova to Kepno | 1,438.87 mi (2,315.64 km) |
| Idanha-a-Nova to Ketrzyn | 1,647.67 mi (2,651.66 km) |
| Idanha-a-Nova to Kety | 1,455.76 mi (2,342.82 km) |
| Idanha-a-Nova to Kielce | 1,536.23 mi (2,472.33 km) |
| Idanha-a-Nova to Kielczow | 1,402.99 mi (2,257.90 km) |
| Idanha-a-Nova to Klobuck | 1,467.53 mi (2,361.77 km) |
| Idanha-a-Nova to Klodzko | 1,362.33 mi (2,192.46 km) |
