| Loures to Popovo | 1,855.32 mi (2,985.84 km) |
| Loures to Provadia | 1,916.22 mi (3,083.86 km) |
| Loures to Radnevo | 1,844.57 mi (2,968.55 km) |
| Loures to Radomir | 1,691.68 mi (2,722.49 km) |
| Loures to Rakitovo | 1,751.68 mi (2,819.05 km) |
| Loures to Rakovski | 1,795.30 mi (2,889.25 km) |
| Loures to Razgrad | 1,868.98 mi (3,007.83 km) |
| Loures to Razlog | 1,720.54 mi (2,768.94 km) |
| Loures to Ruse | 1,840.20 mi (2,961.52 km) |
| Loures to Samokov | 1,723.18 mi (2,773.19 km) |
| Loures to Sandanski | 1,712.66 mi (2,756.26 km) |
| Loures to Sevlievo | 1,799.94 mi (2,896.72 km) |
| Loures to Shumen | 1,890.69 mi (3,042.77 km) |
| Loures to Silistra | 1,904.60 mi (3,065.16 km) |
| Loures to Sliven | 1,862.96 mi (2,998.15 km) |
