| Cities | Distance |
|---|
| Erkner to Popovo | 850.31 mi (1,368.45 km) |
| Erkner to Provadia | 897.32 mi (1,444.10 km) |
| Erkner to Radnevo | 899.59 mi (1,447.75 km) |
| Erkner to Radomir | 804.35 mi (1,294.48 km) |
| Erkner to Rakitovo | 867.01 mi (1,395.32 km) |
| Erkner to Rakovski | 872.70 mi (1,404.47 km) |
| Erkner to Razgrad | 849.33 mi (1,366.87 km) |
| Erkner to Razlog | 857.46 mi (1,379.94 km) |
| Erkner to Ruse | 816.05 mi (1,313.30 km) |
| Erkner to Samokov | 832.31 mi (1,339.48 km) |
| Erkner to Sandanski | 872.20 mi (1,403.67 km) |
| Erkner to Sevlievo | 834.63 mi (1,343.21 km) |
| Erkner to Shumen | 875.95 mi (1,409.70 km) |
| Erkner to Silistra | 843.05 mi (1,356.76 km) |
| Erkner to Sliven | 889.98 mi (1,432.29 km) |
