| Steenokkerzeel to Provadia | 1,197.56 mi (1,927.28 km) |
| Steenokkerzeel to Radnevo | 1,172.14 mi (1,886.37 km) |
| Steenokkerzeel to Radomir | 1,042.87 mi (1,678.34 km) |
| Steenokkerzeel to Rakitovo | 1,112.40 mi (1,790.24 km) |
| Steenokkerzeel to Rakovski | 1,133.82 mi (1,824.71 km) |
| Steenokkerzeel to Razgrad | 1,145.89 mi (1,844.14 km) |
| Steenokkerzeel to Razlog | 1,092.94 mi (1,758.92 km) |
| Steenokkerzeel to Ruse | 1,111.38 mi (1,788.60 km) |
| Steenokkerzeel to Samokov | 1,075.97 mi (1,731.61 km) |
| Steenokkerzeel to Sandanski | 1,100.37 mi (1,770.87 km) |
| Steenokkerzeel to Sevlievo | 1,108.63 mi (1,784.16 km) |
| Steenokkerzeel to Shumen | 1,172.90 mi (1,887.61 km) |
| Steenokkerzeel to Silistra | 1,154.94 mi (1,858.70 km) |
| Steenokkerzeel to Sliven | 1,172.34 mi (1,886.70 km) |
| Steenokkerzeel to Smolyan | 1,154.51 mi (1,858.00 km) |
