| Montalegre to Popovo | 1,722.07 mi (2,771.40 km) |
| Montalegre to Provadia | 1,783.49 mi (2,870.25 km) |
| Montalegre to Radnevo | 1,718.87 mi (2,766.26 km) |
| Montalegre to Radomir | 1,565.97 mi (2,520.19 km) |
| Montalegre to Rakitovo | 1,629.61 mi (2,622.61 km) |
| Montalegre to Rakovski | 1,670.34 mi (2,688.16 km) |
| Montalegre to Razgrad | 1,734.34 mi (2,791.15 km) |
| Montalegre to Razlog | 1,599.69 mi (2,574.46 km) |
| Montalegre to Ruse | 1,703.81 mi (2,742.02 km) |
| Montalegre to Samokov | 1,598.77 mi (2,572.97 km) |
| Montalegre to Sandanski | 1,594.42 mi (2,565.96 km) |
| Montalegre to Sevlievo | 1,669.53 mi (2,686.85 km) |
| Montalegre to Shumen | 1,757.55 mi (2,828.51 km) |
| Montalegre to Silistra | 1,765.74 mi (2,841.68 km) |
| Montalegre to Sliven | 1,734.30 mi (2,791.08 km) |
