| Puerto Real to Popovo | 1,768.89 mi (2,846.75 km) |
| Puerto Real to Provadia | 1,828.39 mi (2,942.51 km) |
| Puerto Real to Radnevo | 1,749.45 mi (2,815.47 km) |
| Puerto Real to Radomir | 1,598.79 mi (2,573.00 km) |
| Puerto Real to Rakitovo | 1,653.74 mi (2,661.43 km) |
| Puerto Real to Rakovski | 1,700.00 mi (2,735.89 km) |
| Puerto Real to Razgrad | 1,784.04 mi (2,871.13 km) |
| Puerto Real to Razlog | 1,621.71 mi (2,609.89 km) |
| Puerto Real to Ruse | 1,757.78 mi (2,828.87 km) |
| Puerto Real to Samokov | 1,628.32 mi (2,620.53 km) |
| Puerto Real to Sandanski | 1,611.07 mi (2,592.76 km) |
| Puerto Real to Sevlievo | 1,710.89 mi (2,753.42 km) |
| Puerto Real to Shumen | 1,803.67 mi (2,902.72 km) |
| Puerto Real to Silistra | 1,824.36 mi (2,936.03 km) |
| Puerto Real to Sliven | 1,771.02 mi (2,850.19 km) |
