| Syracuse to Popovo | 4,783.40 mi (7,698.15 km) |
| Syracuse to Provadia | 4,836.76 mi (7,784.02 km) |
| Syracuse to Radnevo | 4,818.74 mi (7,755.01 km) |
| Syracuse to Radomir | 4,690.50 mi (7,548.63 km) |
| Syracuse to Rakitovo | 4,760.15 mi (7,660.72 km) |
| Syracuse to Rakovski | 4,781.44 mi (7,694.98 km) |
| Syracuse to Razgrad | 4,786.07 mi (7,702.43 km) |
| Syracuse to Razlog | 4,740.05 mi (7,628.38 km) |
| Syracuse to Ruse | 4,751.66 mi (7,647.05 km) |
| Syracuse to Samokov | 4,723.74 mi (7,602.13 km) |
| Syracuse to Sandanski | 4,746.49 mi (7,638.73 km) |
| Syracuse to Sevlievo | 4,754.58 mi (7,651.76 km) |
| Syracuse to Shumen | 4,813.18 mi (7,746.07 km) |
| Syracuse to Silistra | 4,788.13 mi (7,705.76 km) |
| Syracuse to Sliven | 4,817.08 mi (7,752.34 km) |
