| Ludwigsburg to Ramnicu Sarat | 871.90 mi (1,403.19 km) |
| Ludwigsburg to Ramnicu Valcea | 760.33 mi (1,223.64 km) |
| Ludwigsburg to Rasnov | 794.68 mi (1,278.92 km) |
| Ludwigsburg to Reghin | 733.02 mi (1,179.68 km) |
| Ludwigsburg to Resita | 645.82 mi (1,039.35 km) |
| Ludwigsburg to Roman | 830.63 mi (1,336.77 km) |
| Ludwigsburg to Rosiori de Vede | 819.01 mi (1,318.08 km) |
| Ludwigsburg to Rovinari | 713.28 mi (1,147.91 km) |
| Ludwigsburg to Roznov | 813.47 mi (1,309.16 km) |
| Ludwigsburg to Sabaoani | 825.37 mi (1,328.31 km) |
| Ludwigsburg to Sacele | 805.13 mi (1,295.73 km) |
| Ludwigsburg to Sacueni | 603.65 mi (971.47 km) |
| Ludwigsburg to Salcea | 792.92 mi (1,276.08 km) |
| Ludwigsburg to Salonta | 594.79 mi (957.22 km) |
| Ludwigsburg to Sangeorgiu de Mures | 726.89 mi (1,169.82 km) |
