| Erkrath to Kucukkuyu | 1,243.82 mi (2,001.74 km) |
| Erkrath to Kulp | 1,863.89 mi (2,999.65 km) |
| Erkrath to Kulu | 1,513.09 mi (2,435.08 km) |
| Erkrath to Kumcati | 1,964.09 mi (3,160.90 km) |
| Erkrath to Kursunlu | 1,441.64 mi (2,320.09 km) |
| Erkrath to Kurtalan | 1,918.05 mi (3,086.80 km) |
| Erkrath to Kusadasi | 1,354.03 mi (2,179.10 km) |
| Erkrath to Kutahya | 1,376.53 mi (2,215.31 km) |
| Erkrath to Kuzuculu | 1,742.56 mi (2,804.37 km) |
| Erkrath to Lapseki | 1,206.82 mi (1,942.18 km) |
| Erkrath to Lice | 1,851.04 mi (2,978.96 km) |
| Erkrath to Luleburgaz | 1,181.78 mi (1,901.89 km) |
| Erkrath to Macka | 1,707.43 mi (2,747.85 km) |
| Erkrath to Malatya | 1,758.92 mi (2,830.71 km) |
| Erkrath to Malkara | 1,188.54 mi (1,912.77 km) |
