| Halden to Popovo | 1,256.73 mi (2,022.51 km) |
| Halden to Provadia | 1,293.05 mi (2,080.96 km) |
| Halden to Radnevo | 1,316.90 mi (2,119.34 km) |
| Halden to Radomir | 1,245.76 mi (2,004.85 km) |
| Halden to Rakitovo | 1,302.20 mi (2,095.69 km) |
| Halden to Rakovski | 1,298.75 mi (2,090.14 km) |
| Halden to Razgrad | 1,251.28 mi (2,013.74 km) |
| Halden to Razlog | 1,297.97 mi (2,088.88 km) |
| Halden to Ruse | 1,221.19 mi (1,965.32 km) |
| Halden to Samokov | 1,269.96 mi (2,043.80 km) |
| Halden to Sandanski | 1,315.45 mi (2,117.02 km) |
| Halden to Sevlievo | 1,254.48 mi (2,018.89 km) |
| Halden to Shumen | 1,275.86 mi (2,053.30 km) |
| Halden to Silistra | 1,231.48 mi (1,981.87 km) |
| Halden to Sliven | 1,300.77 mi (2,093.39 km) |
