| Neu Isenburg to Kastoria | 896.01 mi (1,441.99 km) |
| Neu Isenburg to Katerini | 950.50 mi (1,529.68 km) |
| Neu Isenburg to Keratsini | 1,112.32 mi (1,790.10 km) |
| Neu Isenburg to Kerkyra | 904.11 mi (1,455.03 km) |
| Neu Isenburg to Kiato | 1,082.16 mi (1,741.58 km) |
| Neu Isenburg to Kifisia | 1,112.40 mi (1,790.24 km) |
| Neu Isenburg to Kilkis | 926.06 mi (1,490.35 km) |
| Neu Isenburg to Komotini | 1,013.99 mi (1,631.87 km) |
| Neu Isenburg to Korinthos | 1,091.80 mi (1,757.09 km) |
| Neu Isenburg to Koropi | 1,124.37 mi (1,809.50 km) |
| Neu Isenburg to Korydallos | 1,112.48 mi (1,790.36 km) |
| Neu Isenburg to Kos | 1,295.49 mi (2,084.88 km) |
| Neu Isenburg to Kozani | 924.69 mi (1,488.14 km) |
| Neu Isenburg to Lagos | 1,000.78 mi (1,610.60 km) |
| Neu Isenburg to Lamia | 1,022.36 mi (1,645.33 km) |
