| Knaresborough to Popovo | 1,448.85 mi (2,331.71 km) |
| Knaresborough to Provadia | 1,502.46 mi (2,417.97 km) |
| Knaresborough to Radnevo | 1,485.37 mi (2,390.47 km) |
| Knaresborough to Radomir | 1,362.57 mi (2,192.84 km) |
| Knaresborough to Rakitovo | 1,431.43 mi (2,303.66 km) |
| Knaresborough to Rakovski | 1,449.59 mi (2,332.89 km) |
| Knaresborough to Razgrad | 1,451.61 mi (2,336.14 km) |
| Knaresborough to Razlog | 1,413.69 mi (2,275.12 km) |
| Knaresborough to Ruse | 1,417.18 mi (2,280.73 km) |
| Knaresborough to Samokov | 1,395.00 mi (2,245.04 km) |
| Knaresborough to Sandanski | 1,422.46 mi (2,289.23 km) |
| Knaresborough to Sevlievo | 1,420.86 mi (2,286.66 km) |
| Knaresborough to Shumen | 1,478.73 mi (2,379.79 km) |
| Knaresborough to Silistra | 1,455.08 mi (2,341.73 km) |
| Knaresborough to Sliven | 1,482.81 mi (2,386.36 km) |
