| Zaventem to Provadia | 1,198.55 mi (1,928.88 km) |
| Zaventem to Radnevo | 1,172.89 mi (1,887.58 km) |
| Zaventem to Radomir | 1,043.40 mi (1,679.19 km) |
| Zaventem to Rakitovo | 1,112.95 mi (1,791.12 km) |
| Zaventem to Rakovski | 1,134.49 mi (1,825.79 km) |
| Zaventem to Razgrad | 1,146.87 mi (1,845.71 km) |
| Zaventem to Razlog | 1,093.42 mi (1,759.69 km) |
| Zaventem to Ruse | 1,112.36 mi (1,790.17 km) |
| Zaventem to Samokov | 1,076.53 mi (1,732.50 km) |
| Zaventem to Sandanski | 1,100.79 mi (1,771.54 km) |
| Zaventem to Sevlievo | 1,109.42 mi (1,785.44 km) |
| Zaventem to Shumen | 1,173.87 mi (1,889.17 km) |
| Zaventem to Silistra | 1,156.05 mi (1,860.49 km) |
| Zaventem to Sliven | 1,173.18 mi (1,888.05 km) |
| Zaventem to Smolyan | 1,155.06 mi (1,858.89 km) |
