| Rotterdam to Koscielisko | 697.27 mi (1,122.14 km) |
| Rotterdam to Koscierzyna | 579.68 mi (932.90 km) |
| Rotterdam to Kostrzyn | 539.61 mi (868.41 km) |
| Rotterdam to Kostrzyn nad Odra | 432.16 mi (695.49 km) |
| Rotterdam to Koszalin | 509.45 mi (819.89 km) |
| Rotterdam to Kowary | 494.64 mi (796.04 km) |
| Rotterdam to Kozienice | 728.72 mi (1,172.76 km) |
| Rotterdam to Kozuchow | 473.61 mi (762.20 km) |
| Rotterdam to Kozy | 652.81 mi (1,050.59 km) |
| Rotterdam to Krakow | 682.16 mi (1,097.82 km) |
| Rotterdam to Krapkowice | 590.79 mi (950.78 km) |
| Rotterdam to Krasnik | 764.62 mi (1,230.54 km) |
| Rotterdam to Krasnystaw | 804.83 mi (1,295.25 km) |
| Rotterdam to Krosno | 767.00 mi (1,234.36 km) |
| Rotterdam to Krosno Odrzanskie | 450.83 mi (725.54 km) |
