| Rinteln to Popovo | 999.54 mi (1,608.60 km) |
| Rinteln to Provadia | 1,051.46 mi (1,692.17 km) |
| Rinteln to Radnevo | 1,040.36 mi (1,674.30 km) |
| Rinteln to Radomir | 926.94 mi (1,491.76 km) |
| Rinteln to Rakitovo | 994.01 mi (1,599.71 km) |
| Rinteln to Rakovski | 1,007.54 mi (1,621.49 km) |
| Rinteln to Razgrad | 1,001.23 mi (1,611.32 km) |
| Rinteln to Razlog | 979.40 mi (1,576.19 km) |
| Rinteln to Ruse | 966.98 mi (1,556.21 km) |
| Rinteln to Samokov | 957.93 mi (1,541.64 km) |
| Rinteln to Sandanski | 990.73 mi (1,594.43 km) |
| Rinteln to Sevlievo | 975.32 mi (1,569.63 km) |
| Rinteln to Shumen | 1,028.31 mi (1,654.90 km) |
| Rinteln to Silistra | 1,002.27 mi (1,613.00 km) |
| Rinteln to Sliven | 1,035.42 mi (1,666.35 km) |
