| SeaTac to Kirchlengern | 4,968.65 mi (7,996.27 km) |
| SeaTac to Kirchlinteln | 4,940.71 mi (7,951.30 km) |
| SeaTac to Kirchseeon | 5,287.10 mi (8,508.77 km) |
| SeaTac to Kirchzarten | 5,199.46 mi (8,367.73 km) |
| SeaTac to Kirkel | 5,105.18 mi (8,216.00 km) |
| SeaTac to Kissing | 5,252.63 mi (8,453.29 km) |
| SeaTac to Kisslegg | 5,256.92 mi (8,460.19 km) |
| SeaTac to Kitzingen | 5,148.63 mi (8,285.92 km) |
| SeaTac to Kleinblittersdorf | 5,107.64 mi (8,219.96 km) |
| SeaTac to Kleve | 4,934.19 mi (7,940.81 km) |
| SeaTac to Klipphausen | 5,142.71 mi (8,276.39 km) |
| SeaTac to Klotze | 4,999.70 mi (8,046.24 km) |
| SeaTac to Koblenz | 5,051.53 mi (8,129.65 km) |
| SeaTac to Kolbermoor | 5,304.63 mi (8,536.98 km) |
| SeaTac to Kolkwitz | 5,117.42 mi (8,235.69 km) |
