| Glenrothes to Popovo | 1,565.48 mi (2,519.39 km) |
| Glenrothes to Provadia | 1,616.52 mi (2,601.54 km) |
| Glenrothes to Radnevo | 1,606.87 mi (2,586.01 km) |
| Glenrothes to Radomir | 1,491.27 mi (2,399.96 km) |
| Glenrothes to Rakitovo | 1,559.04 mi (2,509.04 km) |
| Glenrothes to Rakovski | 1,573.74 mi (2,532.69 km) |
| Glenrothes to Razgrad | 1,566.71 mi (2,521.37 km) |
| Glenrothes to Razlog | 1,543.30 mi (2,483.71 km) |
| Glenrothes to Ruse | 1,532.59 mi (2,466.47 km) |
| Glenrothes to Samokov | 1,522.80 mi (2,450.72 km) |
| Glenrothes to Sandanski | 1,553.61 mi (2,500.29 km) |
| Glenrothes to Sevlievo | 1,541.84 mi (2,481.35 km) |
| Glenrothes to Shumen | 1,593.73 mi (2,564.86 km) |
| Glenrothes to Silistra | 1,565.67 mi (2,519.70 km) |
| Glenrothes to Sliven | 1,601.80 mi (2,577.85 km) |
