| Douai to Kamenz | 484.53 mi (779.77 km) |
| Douai to Kamp-Lintfort | 169.36 mi (272.55 km) |
| Douai to Kandel | 245.32 mi (394.81 km) |
| Douai to Kappeln | 412.96 mi (664.60 km) |
| Douai to Karben | 251.16 mi (404.20 km) |
| Douai to Karlsdorf-Neuthard | 258.33 mi (415.74 km) |
| Douai to Karlsfeld | 405.90 mi (653.23 km) |
| Douai to Karlsruhe | 255.83 mi (411.73 km) |
| Douai to Kassel | 287.40 mi (462.53 km) |
| Douai to Kaufbeuren | 381.77 mi (614.40 km) |
| Douai to Kaufering | 385.71 mi (620.75 km) |
| Douai to Kaufungen | 292.11 mi (470.10 km) |
| Douai to Kehl | 246.47 mi (396.66 km) |
| Douai to Kelheim | 405.50 mi (652.58 km) |
| Douai to Kelkheim (Taunus) | 237.71 mi (382.56 km) |
