| Portsmouth to Jozefow | 961.21 mi (1,546.92 km) |
| Portsmouth to Kalisz | 828.56 mi (1,333.43 km) |
| Portsmouth to Kamien Pomorski | 701.84 mi (1,129.51 km) |
| Portsmouth to Kamienna Gora | 746.05 mi (1,200.65 km) |
| Portsmouth to Karczew | 962.13 mi (1,548.39 km) |
| Portsmouth to Kartuzy | 842.77 mi (1,356.31 km) |
| Portsmouth to Katowice | 880.92 mi (1,417.71 km) |
| Portsmouth to Kedzierzyn-Kozle | 844.43 mi (1,358.98 km) |
| Portsmouth to Kepno | 826.75 mi (1,330.52 km) |
| Portsmouth to Ketrzyn | 968.56 mi (1,558.75 km) |
| Portsmouth to Kety | 894.46 mi (1,439.50 km) |
| Portsmouth to Kielce | 944.28 mi (1,519.68 km) |
| Portsmouth to Kielczow | 792.97 mi (1,276.16 km) |
| Portsmouth to Klobuck | 870.48 mi (1,400.90 km) |
| Portsmouth to Klodzko | 776.11 mi (1,249.03 km) |
