| Radcliffe to Popovo | 1,472.65 mi (2,369.99 km) |
| Radcliffe to Provadia | 1,527.06 mi (2,457.56 km) |
| Radcliffe to Radnevo | 1,507.33 mi (2,425.81 km) |
| Radcliffe to Radomir | 1,381.84 mi (2,223.86 km) |
| Radcliffe to Rakitovo | 1,451.05 mi (2,335.24 km) |
| Radcliffe to Rakovski | 1,470.58 mi (2,366.67 km) |
| Radcliffe to Razgrad | 1,475.93 mi (2,375.28 km) |
| Radcliffe to Razlog | 1,432.49 mi (2,305.37 km) |
| Radcliffe to Ruse | 1,441.44 mi (2,319.77 km) |
| Radcliffe to Samokov | 1,414.60 mi (2,276.58 km) |
| Radcliffe to Sandanski | 1,440.58 mi (2,318.38 km) |
| Radcliffe to Sevlievo | 1,443.12 mi (2,322.47 km) |
| Radcliffe to Shumen | 1,503.04 mi (2,418.92 km) |
| Radcliffe to Silistra | 1,480.91 mi (2,383.29 km) |
| Radcliffe to Sliven | 1,505.71 mi (2,423.20 km) |
