| Cities | Distance |
|---|
| Helmstedt to Popovo | 932.41 mi (1,500.56 km) |
| Helmstedt to Provadia | 982.76 mi (1,581.59 km) |
| Helmstedt to Radnevo | 976.26 mi (1,571.15 km) |
| Helmstedt to Radomir | 868.95 mi (1,398.44 km) |
| Helmstedt to Rakitovo | 934.67 mi (1,504.21 km) |
| Helmstedt to Rakovski | 945.45 mi (1,521.56 km) |
| Helmstedt to Razgrad | 933.19 mi (1,501.82 km) |
| Helmstedt to Razlog | 921.83 mi (1,483.54 km) |
| Helmstedt to Ruse | 899.19 mi (1,447.11 km) |
| Helmstedt to Samokov | 898.97 mi (1,446.75 km) |
| Helmstedt to Sandanski | 934.43 mi (1,503.83 km) |
| Helmstedt to Sevlievo | 911.09 mi (1,466.25 km) |
| Helmstedt to Shumen | 960.16 mi (1,545.23 km) |
| Helmstedt to Silistra | 931.75 mi (1,499.51 km) |
| Helmstedt to Sliven | 969.68 mi (1,560.55 km) |
