| Ritterhude to Popovo | 1,047.60 mi (1,685.95 km) |
| Ritterhude to Provadia | 1,097.82 mi (1,766.77 km) |
| Ritterhude to Radnevo | 1,091.35 mi (1,756.36 km) |
| Ritterhude to Radomir | 982.72 mi (1,581.53 km) |
| Ritterhude to Rakitovo | 1,048.85 mi (1,687.97 km) |
| Ritterhude to Rakovski | 1,060.25 mi (1,706.31 km) |
| Ritterhude to Razgrad | 1,048.33 mi (1,687.12 km) |
| Ritterhude to Razlog | 1,035.49 mi (1,666.46 km) |
| Ritterhude to Ruse | 1,014.35 mi (1,632.44 km) |
| Ritterhude to Samokov | 1,013.03 mi (1,630.32 km) |
| Ritterhude to Sandanski | 1,047.68 mi (1,686.08 km) |
| Ritterhude to Sevlievo | 1,026.18 mi (1,651.47 km) |
| Ritterhude to Shumen | 1,075.29 mi (1,730.51 km) |
| Ritterhude to Silistra | 1,046.49 mi (1,684.17 km) |
| Ritterhude to Sliven | 1,084.87 mi (1,745.94 km) |
