| Westhoughton to Popovo | 1,480.34 mi (2,382.38 km) |
| Westhoughton to Provadia | 1,534.81 mi (2,470.04 km) |
| Westhoughton to Radnevo | 1,514.87 mi (2,437.94 km) |
| Westhoughton to Radomir | 1,389.15 mi (2,235.62 km) |
| Westhoughton to Rakitovo | 1,458.38 mi (2,347.04 km) |
| Westhoughton to Rakovski | 1,478.04 mi (2,378.67 km) |
| Westhoughton to Razgrad | 1,483.66 mi (2,387.73 km) |
| Westhoughton to Razlog | 1,439.75 mi (2,317.05 km) |
| Westhoughton to Ruse | 1,449.17 mi (2,332.21 km) |
| Westhoughton to Samokov | 1,421.93 mi (2,288.38 km) |
| Westhoughton to Sandanski | 1,447.77 mi (2,329.96 km) |
| Westhoughton to Sevlievo | 1,450.69 mi (2,334.65 km) |
| Westhoughton to Shumen | 1,510.78 mi (2,431.36 km) |
| Westhoughton to Silistra | 1,488.75 mi (2,395.92 km) |
| Westhoughton to Sliven | 1,513.33 mi (2,435.46 km) |
