| IJsselstein to Popovo | 1,147.33 mi (1,846.46 km) |
| IJsselstein to Provadia | 1,201.71 mi (1,933.97 km) |
| IJsselstein to Radnevo | 1,182.68 mi (1,903.35 km) |
| IJsselstein to Radomir | 1,059.57 mi (1,705.21 km) |
| IJsselstein to Rakitovo | 1,128.38 mi (1,815.95 km) |
| IJsselstein to Rakovski | 1,146.60 mi (1,845.28 km) |
| IJsselstein to Razgrad | 1,150.58 mi (1,851.68 km) |
| IJsselstein to Razlog | 1,110.79 mi (1,787.65 km) |
| IJsselstein to Ruse | 1,116.09 mi (1,796.17 km) |
| IJsselstein to Samokov | 1,091.95 mi (1,757.33 km) |
| IJsselstein to Sandanski | 1,119.79 mi (1,802.13 km) |
| IJsselstein to Sevlievo | 1,118.31 mi (1,799.74 km) |
| IJsselstein to Shumen | 1,177.69 mi (1,895.32 km) |
| IJsselstein to Silistra | 1,155.84 mi (1,860.14 km) |
| IJsselstein to Sliven | 1,180.62 mi (1,900.03 km) |
