| Montrose to Popovo | 1,554.31 mi (2,501.42 km) |
| Montrose to Provadia | 1,604.38 mi (2,582.00 km) |
| Montrose to Radnevo | 1,597.42 mi (2,570.80 km) |
| Montrose to Radomir | 1,484.78 mi (2,389.52 km) |
| Montrose to Rakitovo | 1,552.02 mi (2,497.73 km) |
| Montrose to Rakovski | 1,565.34 mi (2,519.17 km) |
| Montrose to Razgrad | 1,555.00 mi (2,502.54 km) |
| Montrose to Razlog | 1,537.11 mi (2,473.74 km) |
| Montrose to Ruse | 1,521.05 mi (2,447.90 km) |
| Montrose to Samokov | 1,515.91 mi (2,439.62 km) |
| Montrose to Sandanski | 1,548.04 mi (2,491.33 km) |
| Montrose to Sevlievo | 1,532.29 mi (2,465.98 km) |
| Montrose to Shumen | 1,581.95 mi (2,545.91 km) |
| Montrose to Silistra | 1,552.43 mi (2,498.39 km) |
| Montrose to Sliven | 1,591.43 mi (2,561.16 km) |
