| SeaTac to Juprelle | 4,980.93 mi (8,016.03 km) |
| SeaTac to Jurbise | 4,951.52 mi (7,968.70 km) |
| SeaTac to Kalmthout | 4,916.73 mi (7,912.71 km) |
| SeaTac to Kampenhout | 4,943.84 mi (7,956.34 km) |
| SeaTac to Kapelle-op-den-Bos | 4,935.02 mi (7,942.14 km) |
| SeaTac to Kapellen | 4,919.67 mi (7,917.45 km) |
| SeaTac to Kasterlee | 4,936.19 mi (7,944.03 km) |
| SeaTac to Keerbergen | 4,942.35 mi (7,953.95 km) |
| SeaTac to Kinrooi | 4,961.49 mi (7,984.75 km) |
| SeaTac to Knokke-Heist | 4,889.70 mi (7,869.21 km) |
| SeaTac to Koekelare | 4,896.03 mi (7,879.40 km) |
| SeaTac to Koekelberg | 4,942.69 mi (7,954.48 km) |
| SeaTac to Koksijde | 4,887.10 mi (7,865.04 km) |
| SeaTac to Kontich | 4,930.48 mi (7,934.84 km) |
| SeaTac to Kortemark | 4,901.13 mi (7,887.61 km) |
