| Ostend to Karakocan | 1,971.95 mi (3,173.54 km) |
| Ostend to Karakopru | 1,996.57 mi (3,213.17 km) |
| Ostend to Karaman | 1,767.65 mi (2,844.75 km) |
| Ostend to Karapinar | 1,756.25 mi (2,826.41 km) |
| Ostend to Karatas | 1,884.34 mi (3,032.54 km) |
| Ostend to Karatepe | 1,475.09 mi (2,373.93 km) |
| Ostend to Karayilan | 1,911.99 mi (3,077.06 km) |
| Ostend to Kargipinar | 1,840.33 mi (2,961.72 km) |
| Ostend to Karkamis | 1,979.47 mi (3,185.65 km) |
| Ostend to Karliova | 1,999.10 mi (3,217.23 km) |
| Ostend to Kars | 2,035.46 mi (3,275.75 km) |
| Ostend to Kartal | 1,436.72 mi (2,312.17 km) |
| Ostend to Kas | 1,674.55 mi (2,694.93 km) |
| Ostend to Kastamonu | 1,606.91 mi (2,586.07 km) |
| Ostend to Kavak | 1,714.87 mi (2,759.81 km) |
