| Monteriggioni to Popovo | 753.15 mi (1,212.08 km) |
| Monteriggioni to Provadia | 814.40 mi (1,310.65 km) |
| Monteriggioni to Radnevo | 748.34 mi (1,204.34 km) |
| Monteriggioni to Radomir | 595.54 mi (958.44 km) |
| Monteriggioni to Rakitovo | 660.03 mi (1,062.22 km) |
| Monteriggioni to Rakovski | 699.92 mi (1,126.41 km) |
| Monteriggioni to Razgrad | 766.21 mi (1,233.09 km) |
| Monteriggioni to Razlog | 630.77 mi (1,015.12 km) |
| Monteriggioni to Ruse | 736.84 mi (1,185.84 km) |
| Monteriggioni to Samokov | 628.54 mi (1,011.54 km) |
| Monteriggioni to Sandanski | 627.08 mi (1,009.20 km) |
| Monteriggioni to Sevlievo | 699.45 mi (1,125.65 km) |
| Monteriggioni to Shumen | 788.63 mi (1,269.17 km) |
| Monteriggioni to Silistra | 800.90 mi (1,288.93 km) |
| Monteriggioni to Sliven | 763.90 mi (1,229.38 km) |
