| Bel Air South to Popovo | 4,950.66 mi (7,967.32 km) |
| Bel Air South to Provadia | 5,005.41 mi (8,055.43 km) |
| Bel Air South to Radnevo | 4,982.81 mi (8,019.06 km) |
| Bel Air South to Radomir | 4,850.61 mi (7,806.30 km) |
| Bel Air South to Rakitovo | 4,920.49 mi (7,918.76 km) |
| Bel Air South to Rakovski | 4,943.98 mi (7,956.56 km) |
| Bel Air South to Razgrad | 4,954.22 mi (7,973.05 km) |
| Bel Air South to Razlog | 4,899.15 mi (7,884.42 km) |
| Bel Air South to Ruse | 4,919.72 mi (7,917.52 km) |
| Bel Air South to Samokov | 4,884.21 mi (7,860.38 km) |
| Bel Air South to Sandanski | 4,904.43 mi (7,892.91 km) |
| Bel Air South to Sevlievo | 4,919.30 mi (7,916.84 km) |
| Bel Air South to Shumen | 4,981.33 mi (8,016.67 km) |
| Bel Air South to Silistra | 4,958.87 mi (7,980.54 km) |
| Bel Air South to Sliven | 4,982.77 mi (8,018.99 km) |
