| Kirkwall to Karditsa | 1,739.46 mi (2,799.40 km) |
| Kirkwall to Kastoria | 1,653.63 mi (2,661.25 km) |
| Kirkwall to Katerini | 1,702.48 mi (2,739.87 km) |
| Kirkwall to Keratsini | 1,869.38 mi (3,008.47 km) |
| Kirkwall to Kerkyra | 1,670.92 mi (2,689.09 km) |
| Kirkwall to Kiato | 1,843.05 mi (2,966.10 km) |
| Kirkwall to Kifisia | 1,867.98 mi (3,006.22 km) |
| Kirkwall to Kilkis | 1,671.17 mi (2,689.48 km) |
| Kirkwall to Komotini | 1,739.21 mi (2,798.99 km) |
| Kirkwall to Korinthos | 1,852.16 mi (2,980.77 km) |
| Kirkwall to Koropi | 1,880.45 mi (3,026.29 km) |
| Kirkwall to Korydallos | 1,869.31 mi (3,008.36 km) |
| Kirkwall to Kos | 2,038.05 mi (3,279.92 km) |
| Kirkwall to Kozani | 1,680.59 mi (2,704.65 km) |
| Kirkwall to Lagos | 1,729.39 mi (2,783.19 km) |
