| Hornchurch to Popovo | 1,331.93 mi (2,143.53 km) |
| Hornchurch to Provadia | 1,388.33 mi (2,234.30 km) |
| Hornchurch to Radnevo | 1,361.78 mi (2,191.57 km) |
| Hornchurch to Radomir | 1,230.55 mi (1,980.39 km) |
| Hornchurch to Rakitovo | 1,300.28 mi (2,092.60 km) |
| Hornchurch to Rakovski | 1,322.84 mi (2,128.91 km) |
| Hornchurch to Razgrad | 1,336.63 mi (2,151.09 km) |
| Hornchurch to Razlog | 1,280.03 mi (2,060.01 km) |
| Hornchurch to Ruse | 1,302.12 mi (2,095.57 km) |
| Hornchurch to Samokov | 1,263.90 mi (2,034.05 km) |
| Hornchurch to Sandanski | 1,286.68 mi (2,070.72 km) |
| Hornchurch to Sevlievo | 1,298.53 mi (2,089.79 km) |
| Hornchurch to Shumen | 1,363.62 mi (2,194.53 km) |
| Hornchurch to Silistra | 1,345.88 mi (2,165.98 km) |
| Hornchurch to Sliven | 1,362.51 mi (2,192.75 km) |
