| Cities | Distance |
|---|
| Ludwigsburg to Popovo | 898.96 mi (1,446.74 km) |
| Ludwigsburg to Provadia | 956.67 mi (1,539.62 km) |
| Ludwigsburg to Radnevo | 925.97 mi (1,490.20 km) |
| Ludwigsburg to Radomir | 793.58 mi (1,277.14 km) |
| Ludwigsburg to Rakitovo | 863.30 mi (1,389.35 km) |
| Ludwigsburg to Rakovski | 886.32 mi (1,426.39 km) |
| Ludwigsburg to Razgrad | 904.72 mi (1,456.01 km) |
| Ludwigsburg to Razlog | 843.15 mi (1,356.92 km) |
| Ludwigsburg to Ruse | 870.36 mi (1,400.71 km) |
| Ludwigsburg to Samokov | 826.93 mi (1,330.82 km) |
| Ludwigsburg to Sandanski | 850.11 mi (1,368.12 km) |
| Ludwigsburg to Sevlievo | 863.27 mi (1,389.30 km) |
| Ludwigsburg to Shumen | 931.51 mi (1,499.12 km) |
| Ludwigsburg to Silistra | 917.76 mi (1,476.99 km) |
| Ludwigsburg to Sliven | 927.86 mi (1,493.24 km) |
