| Rotterdam to Knurow | 625.87 mi (1,007.24 km) |
| Rotterdam to Kobylka | 707.41 mi (1,138.47 km) |
| Rotterdam to Kokoszki | 602.76 mi (970.05 km) |
| Rotterdam to Kolbuszowa | 756.39 mi (1,217.29 km) |
| Rotterdam to Kolno | 735.92 mi (1,184.35 km) |
| Rotterdam to Kolo | 599.79 mi (965.26 km) |
| Rotterdam to Kolobrzeg | 485.22 mi (780.88 km) |
| Rotterdam to Koluszki | 652.15 mi (1,049.54 km) |
| Rotterdam to Komorniki | 517.85 mi (833.40 km) |
| Rotterdam to Konin | 584.22 mi (940.22 km) |
| Rotterdam to Konskie | 684.14 mi (1,101.02 km) |
| Rotterdam to Konstancin-Jeziorna | 705.39 mi (1,135.22 km) |
| Rotterdam to Konstantynow Lodzki | 632.33 mi (1,017.64 km) |
| Rotterdam to Koronowo | 570.87 mi (918.73 km) |
| Rotterdam to Koscian | 516.36 mi (831.01 km) |
