| Fort Walton Beach to Karditsa | 5,785.02 mi (9,310.09 km) |
| Fort Walton Beach to Kastoria | 5,711.70 mi (9,192.09 km) |
| Fort Walton Beach to Katerini | 5,774.95 mi (9,293.88 km) |
| Fort Walton Beach to Keratsini | 5,915.72 mi (9,520.43 km) |
| Fort Walton Beach to Kerkyra | 5,686.94 mi (9,152.25 km) |
| Fort Walton Beach to Kiato | 5,875.53 mi (9,455.75 km) |
| Fort Walton Beach to Kifisia | 5,919.83 mi (9,527.05 km) |
| Fort Walton Beach to Kilkis | 5,762.30 mi (9,273.52 km) |
| Fort Walton Beach to Komotini | 5,865.27 mi (9,439.25 km) |
| Fort Walton Beach to Korinthos | 5,886.29 mi (9,473.08 km) |
| Fort Walton Beach to Koropi | 5,929.76 mi (9,543.02 km) |
| Fort Walton Beach to Korydallos | 5,916.52 mi (9,521.72 km) |
| Fort Walton Beach to Kos | 6,120.81 mi (9,850.50 km) |
| Fort Walton Beach to Kozani | 5,742.59 mi (9,241.80 km) |
| Fort Walton Beach to Lagos | 5,850.25 mi (9,415.06 km) |
