| Sitges to Popovo | 1,252.57 mi (2,015.81 km) |
| Sitges to Provadia | 1,313.36 mi (2,113.65 km) |
| Sitges to Radnevo | 1,241.48 mi (1,997.97 km) |
| Sitges to Radomir | 1,088.55 mi (1,751.86 km) |
| Sitges to Rakitovo | 1,148.88 mi (1,848.94 km) |
| Sitges to Rakovski | 1,192.24 mi (1,918.72 km) |
| Sitges to Razgrad | 1,266.44 mi (2,038.14 km) |
| Sitges to Razlog | 1,117.90 mi (1,799.08 km) |
| Sitges to Ruse | 1,238.08 mi (1,992.49 km) |
| Sitges to Samokov | 1,120.13 mi (1,802.67 km) |
| Sitges to Sandanski | 1,110.51 mi (1,787.19 km) |
| Sitges to Sevlievo | 1,196.91 mi (1,926.24 km) |
| Sitges to Shumen | 1,287.90 mi (2,072.67 km) |
| Sitges to Silistra | 1,303.02 mi (2,097.02 km) |
| Sitges to Sliven | 1,259.83 mi (2,027.50 km) |
