| Portales to Karditsa | 6,270.11 mi (10,090.77 km) |
| Portales to Kastoria | 6,188.36 mi (9,959.21 km) |
| Portales to Katerini | 6,244.95 mi (10,050.28 km) |
| Portales to Keratsini | 6,403.35 mi (10,305.20 km) |
| Portales to Kerkyra | 6,184.41 mi (9,952.85 km) |
| Portales to Kiato | 6,369.68 mi (10,251.02 km) |
| Portales to Kifisia | 6,404.50 mi (10,307.05 km) |
| Portales to Kilkis | 6,221.01 mi (10,011.76 km) |
| Portales to Komotini | 6,302.15 mi (10,142.34 km) |
| Portales to Korinthos | 6,379.84 mi (10,267.36 km) |
| Portales to Koropi | 6,416.05 mi (10,325.64 km) |
| Portales to Korydallos | 6,403.69 mi (10,305.75 km) |
| Portales to Kos | 6,590.52 mi (10,606.42 km) |
| Portales to Kozani | 6,217.81 mi (10,006.59 km) |
| Portales to Lagos | 6,290.71 mi (10,123.92 km) |
