| Bangor to Popovo | 1,623.87 mi (2,613.36 km) |
| Bangor to Provadia | 1,677.58 mi (2,699.81 km) |
| Bangor to Radnevo | 1,659.90 mi (2,671.36 km) |
| Bangor to Radomir | 1,535.85 mi (2,471.71 km) |
| Bangor to Rakitovo | 1,604.91 mi (2,582.86 km) |
| Bangor to Rakovski | 1,623.74 mi (2,613.16 km) |
| Bangor to Razgrad | 1,626.70 mi (2,617.93 km) |
| Bangor to Razlog | 1,586.70 mi (2,553.55 km) |
| Bangor to Ruse | 1,592.26 mi (2,562.50 km) |
| Bangor to Samokov | 1,568.47 mi (2,524.21 km) |
| Bangor to Sandanski | 1,595.03 mi (2,566.96 km) |
| Bangor to Sevlievo | 1,595.49 mi (2,567.69 km) |
| Bangor to Shumen | 1,653.83 mi (2,661.57 km) |
| Bangor to Silistra | 1,630.25 mi (2,623.64 km) |
| Bangor to Sliven | 1,657.63 mi (2,667.70 km) |
