| Walkden to Popovo | 1,474.73 mi (2,373.35 km) |
| Walkden to Provadia | 1,529.21 mi (2,461.02 km) |
| Walkden to Radnevo | 1,509.26 mi (2,428.92 km) |
| Walkden to Radomir | 1,383.56 mi (2,226.62 km) |
| Walkden to Rakitovo | 1,452.79 mi (2,338.04 km) |
| Walkden to Rakovski | 1,472.43 mi (2,369.65 km) |
| Walkden to Razgrad | 1,478.06 mi (2,378.70 km) |
| Walkden to Razlog | 1,434.17 mi (2,308.07 km) |
| Walkden to Ruse | 1,443.56 mi (2,323.19 km) |
| Walkden to Samokov | 1,416.34 mi (2,279.38 km) |
| Walkden to Sandanski | 1,442.19 mi (2,320.99 km) |
| Walkden to Sevlievo | 1,445.08 mi (2,325.63 km) |
| Walkden to Shumen | 1,505.17 mi (2,422.34 km) |
| Walkden to Silistra | 1,483.16 mi (2,386.92 km) |
| Walkden to Sliven | 1,507.72 mi (2,426.44 km) |
