| Port Huron to Karditsa | 5,044.50 mi (8,118.33 km) |
| Port Huron to Kastoria | 4,965.81 mi (7,991.70 km) |
| Port Huron to Katerini | 5,025.64 mi (8,087.99 km) |
| Port Huron to Keratsini | 5,177.49 mi (8,332.37 km) |
| Port Huron to Kerkyra | 4,953.22 mi (7,971.44 km) |
| Port Huron to Kiato | 5,140.93 mi (8,273.54 km) |
| Port Huron to Kifisia | 5,179.89 mi (8,336.22 km) |
| Port Huron to Kilkis | 5,006.58 mi (8,057.30 km) |
| Port Huron to Komotini | 5,098.45 mi (8,205.16 km) |
| Port Huron to Korinthos | 5,151.40 mi (8,290.38 km) |
| Port Huron to Koropi | 5,190.83 mi (8,353.83 km) |
| Port Huron to Korydallos | 5,178.03 mi (8,333.23 km) |
| Port Huron to Kos | 5,373.52 mi (8,647.85 km) |
| Port Huron to Kozani | 4,996.06 mi (8,040.38 km) |
| Port Huron to Lagos | 5,085.21 mi (8,183.86 km) |
