| Widnes to Devnya | 1,543.24 mi (2,483.60 km) |
| Widnes to Dimitrovgrad | 1,516.66 mi (2,440.82 km) |
| Widnes to Dobrich | 1,539.27 mi (2,477.21 km) |
| Widnes to Dospat | 1,479.76 mi (2,381.45 km) |
| Widnes to Dupnitsa | 1,411.31 mi (2,271.29 km) |
| Widnes to Elhovo | 1,549.17 mi (2,493.15 km) |
| Widnes to Etropole | 1,419.46 mi (2,284.40 km) |
| Widnes to Gabrovo | 1,469.95 mi (2,365.65 km) |
| Widnes to Gorna Oryahovitsa | 1,472.77 mi (2,370.20 km) |
| Widnes to Gotse Delchev | 1,467.16 mi (2,361.17 km) |
| Widnes to Harmanli | 1,533.59 mi (2,468.07 km) |
| Widnes to Haskovo | 1,520.64 mi (2,447.23 km) |
| Widnes to Ihtiman | 1,430.16 mi (2,301.62 km) |
| Widnes to Isperih | 1,493.05 mi (2,402.84 km) |
| Widnes to Kardzhali | 1,525.82 mi (2,455.57 km) |
