| Sliven to Isselburg | 1,120.06 mi (1,802.56 km) |
| Sliven to Issum | 1,112.80 mi (1,790.88 km) |
| Sliven to Itzehoe | 1,090.46 mi (1,754.92 km) |
| Sliven to Jena | 897.63 mi (1,444.59 km) |
| Sliven to Jever | 1,129.19 mi (1,817.25 km) |
| Sliven to Jork | 1,068.46 mi (1,719.52 km) |
| Sliven to Juchen | 1,097.01 mi (1,765.46 km) |
| Sliven to Julich | 1,097.71 mi (1,766.59 km) |
| Sliven to Juterbog | 891.35 mi (1,434.49 km) |
| Sliven to Kaarst | 1,095.79 mi (1,763.51 km) |
| Sliven to Kaiserslautern | 1,001.42 mi (1,611.62 km) |
| Sliven to Kalkar | 1,123.86 mi (1,808.68 km) |
| Sliven to Kall | 1,079.94 mi (1,738.00 km) |
| Sliven to Kaltenkirchen | 1,072.69 mi (1,726.32 km) |
| Sliven to Kamen | 1,066.80 mi (1,716.84 km) |
