| Portalegre to Jicin | 1,345.11 mi (2,164.75 km) |
| Portalegre to Jihlava | 1,325.05 mi (2,132.46 km) |
| Portalegre to Jindrichuv Hradec | 1,293.74 mi (2,082.08 km) |
| Portalegre to Jirkov | 1,272.99 mi (2,048.68 km) |
| Portalegre to Kadan | 1,262.04 mi (2,031.05 km) |
| Portalegre to Karlovy Vary | 1,241.76 mi (1,998.43 km) |
| Portalegre to Karvina | 1,459.47 mi (2,348.79 km) |
| Portalegre to Kladno | 1,286.85 mi (2,070.98 km) |
| Portalegre to Klasterec nad Ohri | 1,258.49 mi (2,025.34 km) |
| Portalegre to Klatovy | 1,231.20 mi (1,981.43 km) |
| Portalegre to Kolin | 1,326.87 mi (2,135.39 km) |
| Portalegre to Koprivnice | 1,436.75 mi (2,312.23 km) |
| Portalegre to Kralupy nad Vltavou | 1,298.05 mi (2,089.01 km) |
| Portalegre to Kraluv Dvur | 1,277.96 mi (2,056.68 km) |
| Portalegre to Krnov | 1,430.23 mi (2,301.73 km) |
