| Haddington to Popovo | 1,545.02 mi (2,486.46 km) |
| Haddington to Provadia | 1,596.28 mi (2,568.96 km) |
| Haddington to Radnevo | 1,586.04 mi (2,552.48 km) |
| Haddington to Radomir | 1,469.88 mi (2,365.54 km) |
| Haddington to Rakitovo | 1,537.75 mi (2,474.76 km) |
| Haddington to Rakovski | 1,552.70 mi (2,498.83 km) |
| Haddington to Razgrad | 1,546.37 mi (2,488.64 km) |
| Haddington to Razlog | 1,521.86 mi (2,449.20 km) |
| Haddington to Ruse | 1,512.22 mi (2,433.69 km) |
| Haddington to Samokov | 1,501.49 mi (2,416.41 km) |
| Haddington to Sandanski | 1,532.07 mi (2,465.62 km) |
| Haddington to Sevlievo | 1,521.03 mi (2,447.86 km) |
| Haddington to Shumen | 1,573.41 mi (2,532.16 km) |
| Haddington to Silistra | 1,545.71 mi (2,487.58 km) |
| Haddington to Sliven | 1,581.16 mi (2,544.64 km) |
