| Plymouth to Popovo | 1,502.51 mi (2,418.05 km) |
| Plymouth to Provadia | 1,560.71 mi (2,511.72 km) |
| Plymouth to Radnevo | 1,526.41 mi (2,456.52 km) |
| Plymouth to Radomir | 1,388.24 mi (2,234.15 km) |
| Plymouth to Rakitovo | 1,458.15 mi (2,346.67 km) |
| Plymouth to Rakovski | 1,484.87 mi (2,389.67 km) |
| Plymouth to Razgrad | 1,508.72 mi (2,428.05 km) |
| Plymouth to Razlog | 1,435.47 mi (2,310.16 km) |
| Plymouth to Ruse | 1,474.43 mi (2,372.87 km) |
| Plymouth to Samokov | 1,422.18 mi (2,288.78 km) |
| Plymouth to Sandanski | 1,439.74 mi (2,317.03 km) |
| Plymouth to Sevlievo | 1,464.83 mi (2,357.41 km) |
| Plymouth to Shumen | 1,535.41 mi (2,471.00 km) |
| Plymouth to Silistra | 1,522.22 mi (2,449.78 km) |
| Plymouth to Sliven | 1,530.04 mi (2,462.36 km) |
