| Siirt to Devnya | 837.04 mi (1,347.08 km) |
| Siirt to Dimitrovgrad | 909.34 mi (1,463.44 km) |
| Siirt to Dobrich | 833.71 mi (1,341.72 km) |
| Siirt to Dospat | 976.40 mi (1,571.37 km) |
| Siirt to Dupnitsa | 1,036.81 mi (1,668.58 km) |
| Siirt to Elhovo | 863.13 mi (1,389.07 km) |
| Siirt to Etropole | 1,001.19 mi (1,611.26 km) |
| Siirt to Gabrovo | 936.47 mi (1,507.10 km) |
| Siirt to Gorna Oryahovitsa | 923.97 mi (1,486.99 km) |
| Siirt to Gotse Delchev | 997.62 mi (1,605.51 km) |
| Siirt to Harmanli | 892.53 mi (1,436.38 km) |
| Siirt to Haskovo | 909.25 mi (1,463.30 km) |
| Siirt to Ihtiman | 1,004.19 mi (1,616.08 km) |
| Siirt to Isperih | 883.88 mi (1,422.48 km) |
| Siirt to Kardzhali | 915.42 mi (1,473.22 km) |
