| Sebring to Popovo | 5,739.31 mi (9,236.52 km) |
| Sebring to Provadia | 5,796.60 mi (9,328.73 km) |
| Sebring to Radnevo | 5,764.35 mi (9,276.83 km) |
| Sebring to Radomir | 5,624.59 mi (9,051.91 km) |
| Sebring to Rakitovo | 5,694.36 mi (9,164.18 km) |
| Sebring to Rakovski | 5,722.48 mi (9,209.44 km) |
| Sebring to Razgrad | 5,744.74 mi (9,245.27 km) |
| Sebring to Razlog | 5,670.46 mi (9,125.72 km) |
| Sebring to Ruse | 5,710.30 mi (9,189.84 km) |
| Sebring to Samokov | 5,658.69 mi (9,106.78 km) |
| Sebring to Sandanski | 5,673.12 mi (9,130.00 km) |
| Sebring to Sevlievo | 5,702.73 mi (9,177.65 km) |
| Sebring to Shumen | 5,771.63 mi (9,288.54 km) |
| Sebring to Silistra | 5,754.81 mi (9,261.48 km) |
| Sebring to Sliven | 5,767.80 mi (9,282.38 km) |
