| Cities | Distance |
|---|---|
| Piraeus to Popovo | 397.38 mi (639.51 km) |
| Piraeus to Provadia | 412.92 mi (664.53 km) |
| Piraeus to Radnevo | 324.34 mi (521.97 km) |
| Piraeus to Radomir | 320.42 mi (515.67 km) |
| Piraeus to Rakitovo | 280.11 mi (450.80 km) |
| Piraeus to Rakovski | 308.20 mi (496.01 km) |
| Piraeus to Razgrad | 414.37 mi (666.87 km) |
| Piraeus to Razlog | 272.42 mi (438.41 km) |
| Piraeus to Ruse | 423.72 mi (681.92 km) |
| Piraeus to Samokov | 303.64 mi (488.66 km) |
| Piraeus to Sandanski | 251.22 mi (404.29 km) |
| Piraeus to Sevlievo | 359.51 mi (578.58 km) |
| Piraeus to Shumen | 407.17 mi (655.27 km) |
| Piraeus to Silistra | 466.20 mi (750.28 km) |
| Piraeus to Sliven | 356.74 mi (574.12 km) |