| Galveston to Karditsa | 6,195.87 mi (9,971.30 km) |
| Galveston to Kastoria | 6,119.36 mi (9,848.16 km) |
| Galveston to Katerini | 6,180.76 mi (9,946.96 km) |
| Galveston to Keratsini | 6,328.13 mi (10,184.14 km) |
| Galveston to Kerkyra | 6,101.31 mi (9,819.11 km) |
| Galveston to Kiato | 6,289.84 mi (10,122.52 km) |
| Galveston to Kifisia | 6,331.30 mi (10,189.24 km) |
| Galveston to Kilkis | 6,164.24 mi (9,920.39 km) |
| Galveston to Komotini | 6,260.40 mi (10,075.14 km) |
| Galveston to Korinthos | 6,300.47 mi (10,139.62 km) |
| Galveston to Koropi | 6,341.81 mi (10,206.15 km) |
| Galveston to Korydallos | 6,328.79 mi (10,185.20 km) |
| Galveston to Kos | 6,528.48 mi (10,506.57 km) |
| Galveston to Kozani | 6,149.95 mi (9,897.38 km) |
| Galveston to Lagos | 6,246.51 mi (10,052.79 km) |
