| Casa de Oro-Mount Helix to Popovo | 6,687.24 mi (10,762.07 km) |
| Casa de Oro-Mount Helix to Provadia | 6,727.42 mi (10,826.74 km) |
| Casa de Oro-Mount Helix to Radnevo | 6,741.92 mi (10,850.07 km) |
| Casa de Oro-Mount Helix to Radomir | 6,646.88 mi (10,697.11 km) |
| Casa de Oro-Mount Helix to Rakitovo | 6,711.08 mi (10,800.44 km) |
| Casa de Oro-Mount Helix to Rakovski | 6,717.02 mi (10,810.01 km) |
| Casa de Oro-Mount Helix to Razgrad | 6,683.50 mi (10,756.05 km) |
| Casa de Oro-Mount Helix to Razlog | 6,699.92 mi (10,782.48 km) |
| Casa de Oro-Mount Helix to Ruse | 6,651.98 mi (10,705.33 km) |
| Casa de Oro-Mount Helix to Samokov | 6,675.96 mi (10,743.91 km) |
| Casa de Oro-Mount Helix to Sandanski | 6,713.10 mi (10,803.68 km) |
| Casa de Oro-Mount Helix to Sevlievo | 6,677.48 mi (10,746.36 km) |
| Casa de Oro-Mount Helix to Shumen | 6,708.93 mi (10,796.98 km) |
| Casa de Oro-Mount Helix to Silistra | 6,667.06 mi (10,729.59 km) |
| Casa de Oro-Mount Helix to Sliven | 6,729.50 mi (10,830.09 km) |
