| Weatherford to Popovo | 6,102.14 mi (9,820.45 km) |
| Weatherford to Provadia | 6,152.26 mi (9,901.10 km) |
| Weatherford to Radnevo | 6,143.43 mi (9,886.90 km) |
| Weatherford to Radomir | 6,022.98 mi (9,693.05 km) |
| Weatherford to Rakitovo | 6,091.86 mi (9,803.91 km) |
| Weatherford to Rakovski | 6,109.19 mi (9,831.79 km) |
| Weatherford to Razgrad | 6,102.95 mi (9,821.75 km) |
| Weatherford to Razlog | 6,073.95 mi (9,775.08 km) |
| Weatherford to Ruse | 6,068.99 mi (9,767.09 km) |
| Weatherford to Samokov | 6,055.44 mi (9,745.29 km) |
| Weatherford to Sandanski | 6,082.21 mi (9,788.37 km) |
| Weatherford to Sevlievo | 6,078.49 mi (9,782.38 km) |
| Weatherford to Shumen | 6,129.90 mi (9,865.12 km) |
| Weatherford to Silistra | 6,099.49 mi (9,816.19 km) |
| Weatherford to Sliven | 6,138.70 mi (9,879.28 km) |
