| Montecatini Terme to Popovo | 773.19 mi (1,244.33 km) |
| Montecatini Terme to Provadia | 834.61 mi (1,343.17 km) |
| Montecatini Terme to Radnevo | 771.69 mi (1,241.91 km) |
| Montecatini Terme to Radomir | 619.54 mi (997.05 km) |
| Montecatini Terme to Rakitovo | 685.29 mi (1,102.87 km) |
| Montecatini Terme to Rakovski | 723.76 mi (1,164.78 km) |
| Montecatini Terme to Razgrad | 785.60 mi (1,264.31 km) |
| Montecatini Terme to Razlog | 656.72 mi (1,056.88 km) |
| Montecatini Terme to Ruse | 755.42 mi (1,215.73 km) |
| Montecatini Terme to Samokov | 652.95 mi (1,050.82 km) |
| Montecatini Terme to Sandanski | 654.14 mi (1,052.74 km) |
| Montecatini Terme to Sevlievo | 720.88 mi (1,160.14 km) |
| Montecatini Terme to Shumen | 808.68 mi (1,301.44 km) |
| Montecatini Terme to Silistra | 818.34 mi (1,316.99 km) |
| Montecatini Terme to Sliven | 785.95 mi (1,264.86 km) |
