| Duncan to Kamen | 4,983.97 mi (8,020.93 km) |
| Duncan to Kamenz | 5,222.02 mi (8,404.03 km) |
| Duncan to Kamp-Lintfort | 4,946.72 mi (7,960.98 km) |
| Duncan to Kandel | 5,100.50 mi (8,208.46 km) |
| Duncan to Kappeln | 4,943.70 mi (7,956.12 km) |
| Duncan to Karben | 5,076.39 mi (8,169.66 km) |
| Duncan to Karlsdorf-Neuthard | 5,111.22 mi (8,225.71 km) |
| Duncan to Karlsfeld | 5,256.54 mi (8,459.58 km) |
| Duncan to Karlsruhe | 5,111.01 mi (8,225.38 km) |
| Duncan to Kassel | 5,059.96 mi (8,143.21 km) |
| Duncan to Kaufbeuren | 5,239.09 mi (8,431.50 km) |
| Duncan to Kaufering | 5,240.46 mi (8,433.71 km) |
| Duncan to Kaufungen | 5,065.61 mi (8,152.30 km) |
| Duncan to Kehl | 5,106.32 mi (8,217.82 km) |
| Duncan to Kelheim | 5,242.14 mi (8,436.41 km) |
