| Knightdale to Karditsa | 5,186.99 mi (8,347.66 km) |
| Knightdale to Kastoria | 5,113.98 mi (8,230.15 km) |
| Knightdale to Katerini | 5,177.41 mi (8,332.23 km) |
| Knightdale to Keratsini | 5,317.56 mi (8,557.79 km) |
| Knightdale to Kerkyra | 5,088.70 mi (8,189.48 km) |
| Knightdale to Kiato | 5,277.27 mi (8,492.94 km) |
| Knightdale to Kifisia | 5,321.74 mi (8,564.51 km) |
| Knightdale to Kilkis | 5,165.24 mi (8,312.65 km) |
| Knightdale to Komotini | 5,269.22 mi (8,480.00 km) |
| Knightdale to Korinthos | 5,288.04 mi (8,510.27 km) |
| Knightdale to Koropi | 5,331.62 mi (8,580.41 km) |
| Knightdale to Korydallos | 5,318.37 mi (8,559.09 km) |
| Knightdale to Kos | 5,522.97 mi (8,888.36 km) |
| Knightdale to Kozani | 5,144.89 mi (8,279.90 km) |
| Knightdale to Lagos | 5,254.01 mi (8,455.51 km) |
