| Gaillac to Devnya | 1,280.90 mi (2,061.42 km) |
| Gaillac to Dimitrovgrad | 1,200.80 mi (1,932.51 km) |
| Gaillac to Dobrich | 1,289.65 mi (2,075.49 km) |
| Gaillac to Dospat | 1,136.49 mi (1,829.01 km) |
| Gaillac to Dupnitsa | 1,073.80 mi (1,728.12 km) |
| Gaillac to Elhovo | 1,246.93 mi (2,006.73 km) |
| Gaillac to Etropole | 1,109.27 mi (1,785.20 km) |
| Gaillac to Gabrovo | 1,175.00 mi (1,890.98 km) |
| Gaillac to Gorna Oryahovitsa | 1,189.62 mi (1,914.51 km) |
| Gaillac to Gotse Delchev | 1,116.45 mi (1,796.76 km) |
| Gaillac to Harmanli | 1,217.73 mi (1,959.74 km) |
| Gaillac to Haskovo | 1,201.14 mi (1,933.05 km) |
| Gaillac to Ihtiman | 1,105.85 mi (1,779.70 km) |
| Gaillac to Isperih | 1,238.62 mi (1,993.36 km) |
| Gaillac to Kardzhali | 1,196.23 mi (1,925.15 km) |
