| Royton to Devnya | 1,522.85 mi (2,450.79 km) |
| Royton to Dimitrovgrad | 1,498.05 mi (2,410.87 km) |
| Royton to Dobrich | 1,518.52 mi (2,443.81 km) |
| Royton to Dospat | 1,462.22 mi (2,353.22 km) |
| Royton to Dupnitsa | 1,393.85 mi (2,243.19 km) |
| Royton to Elhovo | 1,530.00 mi (2,462.30 km) |
| Royton to Etropole | 1,401.04 mi (2,254.76 km) |
| Royton to Gabrovo | 1,450.83 mi (2,334.88 km) |
| Royton to Gorna Oryahovitsa | 1,453.27 mi (2,338.81 km) |
| Royton to Gotse Delchev | 1,449.93 mi (2,333.43 km) |
| Royton to Harmanli | 1,514.92 mi (2,438.02 km) |
| Royton to Haskovo | 1,502.14 mi (2,417.45 km) |
| Royton to Ihtiman | 1,412.17 mi (2,272.67 km) |
| Royton to Isperih | 1,472.60 mi (2,369.92 km) |
| Royton to Kardzhali | 1,507.64 mi (2,426.31 km) |
