| Chaudfontaine to Provadia | 1,143.64 mi (1,840.51 km) |
| Chaudfontaine to Radnevo | 1,117.82 mi (1,798.96 km) |
| Chaudfontaine to Radomir | 988.52 mi (1,590.88 km) |
| Chaudfontaine to Rakitovo | 1,058.04 mi (1,702.76 km) |
| Chaudfontaine to Rakovski | 1,079.46 mi (1,737.22 km) |
| Chaudfontaine to Razgrad | 1,091.94 mi (1,757.31 km) |
| Chaudfontaine to Razlog | 1,038.63 mi (1,671.52 km) |
| Chaudfontaine to Ruse | 1,057.44 mi (1,701.78 km) |
| Chaudfontaine to Samokov | 1,021.61 mi (1,644.13 km) |
| Chaudfontaine to Sandanski | 1,046.13 mi (1,683.58 km) |
| Chaudfontaine to Sevlievo | 1,054.35 mi (1,696.82 km) |
| Chaudfontaine to Shumen | 1,118.94 mi (1,800.76 km) |
| Chaudfontaine to Silistra | 1,101.38 mi (1,772.50 km) |
| Chaudfontaine to Sliven | 1,118.13 mi (1,799.45 km) |
| Chaudfontaine to Smolyan | 1,100.15 mi (1,770.53 km) |
