| Grande-Synthe to Koscielisko | 785.57 mi (1,264.25 km) |
| Grande-Synthe to Koscierzyna | 690.88 mi (1,111.86 km) |
| Grande-Synthe to Kostrzyn | 644.72 mi (1,037.57 km) |
| Grande-Synthe to Kostrzyn nad Odra | 538.64 mi (866.85 km) |
| Grande-Synthe to Koszalin | 621.35 mi (999.97 km) |
| Grande-Synthe to Kowary | 588.93 mi (947.80 km) |
| Grande-Synthe to Kozienice | 830.74 mi (1,336.95 km) |
| Grande-Synthe to Kozuchow | 574.86 mi (925.15 km) |
| Grande-Synthe to Kozy | 743.92 mi (1,197.23 km) |
| Grande-Synthe to Krakow | 775.31 mi (1,247.75 km) |
| Grande-Synthe to Krapkowice | 684.65 mi (1,101.84 km) |
| Grande-Synthe to Krasnik | 863.92 mi (1,390.35 km) |
| Grande-Synthe to Krasnystaw | 904.90 mi (1,456.30 km) |
| Grande-Synthe to Krosno | 859.79 mi (1,383.70 km) |
| Grande-Synthe to Krosno Odrzanskie | 553.90 mi (891.41 km) |
