| Stevenston to Popovo | 1,609.50 mi (2,590.24 km) |
| Stevenston to Provadia | 1,661.75 mi (2,674.32 km) |
| Stevenston to Radnevo | 1,648.59 mi (2,653.15 km) |
| Stevenston to Radomir | 1,529.12 mi (2,460.87 km) |
| Stevenston to Rakitovo | 1,597.54 mi (2,570.99 km) |
| Stevenston to Rakovski | 1,614.09 mi (2,597.63 km) |
| Stevenston to Razgrad | 1,611.43 mi (2,593.34 km) |
| Stevenston to Razlog | 1,580.67 mi (2,543.85 km) |
| Stevenston to Ruse | 1,577.14 mi (2,538.16 km) |
| Stevenston to Samokov | 1,561.17 mi (2,512.46 km) |
| Stevenston to Sandanski | 1,590.10 mi (2,559.02 km) |
| Stevenston to Sevlievo | 1,583.77 mi (2,548.83 km) |
| Stevenston to Shumen | 1,638.52 mi (2,636.94 km) |
| Stevenston to Silistra | 1,612.37 mi (2,594.85 km) |
| Stevenston to Sliven | 1,644.74 mi (2,646.96 km) |
