| Illescas to Devnya | 1,625.10 mi (2,615.34 km) |
| Illescas to Dimitrovgrad | 1,531.09 mi (2,464.05 km) |
| Illescas to Dobrich | 1,637.23 mi (2,634.87 km) |
| Illescas to Dospat | 1,460.04 mi (2,349.72 km) |
| Illescas to Dupnitsa | 1,403.27 mi (2,258.34 km) |
| Illescas to Elhovo | 1,579.74 mi (2,542.35 km) |
| Illescas to Etropole | 1,446.36 mi (2,327.69 km) |
| Illescas to Gabrovo | 1,513.74 mi (2,436.13 km) |
| Illescas to Gorna Oryahovitsa | 1,531.43 mi (2,464.60 km) |
| Illescas to Gotse Delchev | 1,438.27 mi (2,314.67 km) |
| Illescas to Harmanli | 1,547.15 mi (2,489.90 km) |
| Illescas to Haskovo | 1,530.10 mi (2,462.45 km) |
| Illescas to Ihtiman | 1,438.23 mi (2,314.61 km) |
| Illescas to Isperih | 1,586.88 mi (2,553.84 km) |
| Illescas to Kardzhali | 1,521.71 mi (2,448.96 km) |
