| SeaTac to Kamen | 4,981.67 mi (8,017.22 km) |
| SeaTac to Kamenz | 5,143.58 mi (8,277.80 km) |
| SeaTac to Kamp-Lintfort | 4,960.22 mi (7,982.71 km) |
| SeaTac to Kandel | 5,140.34 mi (8,272.57 km) |
| SeaTac to Kappeln | 4,853.52 mi (7,810.99 km) |
| SeaTac to Karben | 5,086.69 mi (8,186.24 km) |
| SeaTac to Karlsdorf-Neuthard | 5,145.51 mi (8,280.90 km) |
| SeaTac to Karlsfeld | 5,268.83 mi (8,479.36 km) |
| SeaTac to Karlsruhe | 5,149.59 mi (8,287.47 km) |
| SeaTac to Kassel | 5,040.06 mi (8,111.19 km) |
| SeaTac to Kaufbeuren | 5,269.15 mi (8,479.87 km) |
| SeaTac to Kaufering | 5,263.19 mi (8,470.29 km) |
| SeaTac to Kaufungen | 5,044.84 mi (8,118.89 km) |
| SeaTac to Kehl | 5,161.16 mi (8,306.08 km) |
| SeaTac to Kelheim | 5,236.17 mi (8,426.79 km) |
