| Sompting to Popovo | 1,343.39 mi (2,161.97 km) |
| Sompting to Provadia | 1,400.74 mi (2,254.27 km) |
| Sompting to Radnevo | 1,370.42 mi (2,205.47 km) |
| Sompting to Radomir | 1,235.90 mi (1,988.99 km) |
| Sompting to Rakitovo | 1,305.80 mi (2,101.48 km) |
| Sompting to Rakovski | 1,330.24 mi (2,140.82 km) |
| Sompting to Razgrad | 1,348.85 mi (2,170.76 km) |
| Sompting to Razlog | 1,284.47 mi (2,067.15 km) |
| Sompting to Ruse | 1,314.42 mi (2,115.36 km) |
| Sompting to Samokov | 1,269.56 mi (2,043.15 km) |
| Sompting to Sandanski | 1,290.11 mi (2,076.23 km) |
| Sompting to Sevlievo | 1,307.89 mi (2,104.84 km) |
| Sompting to Shumen | 1,375.71 mi (2,213.99 km) |
| Sompting to Silistra | 1,360.29 mi (2,189.18 km) |
| Sompting to Sliven | 1,372.52 mi (2,208.85 km) |
