| SeaTac to Jicin | 5,220.04 mi (8,400.84 km) |
| SeaTac to Jihlava | 5,288.28 mi (8,510.67 km) |
| SeaTac to Jindrichuv Hradec | 5,291.49 mi (8,515.83 km) |
| SeaTac to Jirkov | 5,176.04 mi (8,330.04 km) |
| SeaTac to Kadan | 5,179.70 mi (8,335.93 km) |
| SeaTac to Karlovy Vary | 5,179.79 mi (8,336.07 km) |
| SeaTac to Karvina | 5,320.09 mi (8,561.86 km) |
| SeaTac to Kladno | 5,211.14 mi (8,386.53 km) |
| SeaTac to Klasterec nad Ohri | 5,177.03 mi (8,331.62 km) |
| SeaTac to Klatovy | 5,239.31 mi (8,431.85 km) |
| SeaTac to Kolin | 5,241.80 mi (8,435.86 km) |
| SeaTac to Koprivnice | 5,328.07 mi (8,574.70 km) |
| SeaTac to Kralupy nad Vltavou | 5,210.13 mi (8,384.89 km) |
| SeaTac to Kraluv Dvur | 5,221.86 mi (8,403.77 km) |
| SeaTac to Krnov | 5,288.84 mi (8,511.56 km) |
