| Nigran to Popovo | 1,766.74 mi (2,843.29 km) |
| Nigran to Provadia | 1,828.19 mi (2,942.19 km) |
| Nigran to Radnevo | 1,765.02 mi (2,840.53 km) |
| Nigran to Radomir | 1,612.31 mi (2,594.77 km) |
| Nigran to Rakitovo | 1,676.53 mi (2,698.11 km) |
| Nigran to Rakovski | 1,716.69 mi (2,762.74 km) |
| Nigran to Razgrad | 1,778.70 mi (2,862.55 km) |
| Nigran to Razlog | 1,646.86 mi (2,650.37 km) |
| Nigran to Ruse | 1,747.84 mi (2,812.88 km) |
| Nigran to Samokov | 1,645.30 mi (2,647.86 km) |
| Nigran to Sandanski | 1,642.04 mi (2,642.61 km) |
| Nigran to Sevlievo | 1,714.84 mi (2,759.76 km) |
| Nigran to Shumen | 1,802.20 mi (2,900.36 km) |
| Nigran to Silistra | 1,809.16 mi (2,911.57 km) |
| Nigran to Sliven | 1,779.86 mi (2,864.41 km) |
