| Redruth to Popovo | 1,548.90 mi (2,492.71 km) |
| Redruth to Provadia | 1,607.29 mi (2,586.68 km) |
| Redruth to Radnevo | 1,572.06 mi (2,529.98 km) |
| Redruth to Radomir | 1,433.07 mi (2,306.31 km) |
| Redruth to Rakitovo | 1,502.96 mi (2,418.78 km) |
| Redruth to Rakovski | 1,530.21 mi (2,462.63 km) |
| Redruth to Razgrad | 1,555.29 mi (2,503.00 km) |
| Redruth to Razlog | 1,479.96 mi (2,381.77 km) |
| Redruth to Ruse | 1,521.04 mi (2,447.88 km) |
| Redruth to Samokov | 1,467.07 mi (2,361.02 km) |
| Redruth to Sandanski | 1,483.90 mi (2,388.11 km) |
| Redruth to Sevlievo | 1,510.72 mi (2,431.26 km) |
| Redruth to Shumen | 1,581.93 mi (2,545.87 km) |
| Redruth to Silistra | 1,569.26 mi (2,525.48 km) |
| Redruth to Sliven | 1,576.05 mi (2,536.40 km) |
