| Soham to Popovo | 1,341.74 mi (2,159.33 km) |
| Soham to Provadia | 1,397.13 mi (2,248.47 km) |
| Soham to Radnevo | 1,374.27 mi (2,211.68 km) |
| Soham to Radomir | 1,246.37 mi (2,005.84 km) |
| Soham to Rakitovo | 1,315.81 mi (2,117.60 km) |
| Soham to Rakovski | 1,336.57 mi (2,151.01 km) |
| Soham to Razgrad | 1,345.69 mi (2,165.69 km) |
| Soham to Razlog | 1,296.60 mi (2,086.68 km) |
| Soham to Ruse | 1,311.17 mi (2,110.13 km) |
| Soham to Samokov | 1,279.37 mi (2,058.95 km) |
| Soham to Sandanski | 1,304.17 mi (2,098.86 km) |
| Soham to Sevlievo | 1,310.44 mi (2,108.96 km) |
| Soham to Shumen | 1,372.77 mi (2,209.26 km) |
| Soham to Silistra | 1,352.75 mi (2,177.04 km) |
| Soham to Sliven | 1,373.69 mi (2,210.74 km) |
