| Fleron to Provadia | 1,142.28 mi (1,838.32 km) |
| Fleron to Radnevo | 1,116.71 mi (1,797.17 km) |
| Fleron to Radomir | 987.65 mi (1,589.47 km) |
| Fleron to Rakitovo | 1,057.14 mi (1,701.31 km) |
| Fleron to Rakovski | 1,078.43 mi (1,735.57 km) |
| Fleron to Razgrad | 1,090.59 mi (1,755.14 km) |
| Fleron to Razlog | 1,037.81 mi (1,670.19 km) |
| Fleron to Ruse | 1,056.09 mi (1,699.61 km) |
| Fleron to Samokov | 1,020.71 mi (1,642.68 km) |
| Fleron to Sandanski | 1,045.37 mi (1,682.37 km) |
| Fleron to Sevlievo | 1,053.20 mi (1,694.96 km) |
| Fleron to Shumen | 1,117.60 mi (1,798.60 km) |
| Fleron to Silistra | 1,099.89 mi (1,770.10 km) |
| Fleron to Sliven | 1,116.92 mi (1,797.51 km) |
| Fleron to Smolyan | 1,099.26 mi (1,769.08 km) |
