| Irvine to Devnya | 1,661.04 mi (2,673.19 km) |
| Irvine to Dimitrovgrad | 1,644.55 mi (2,646.64 km) |
| Irvine to Dobrich | 1,654.81 mi (2,663.16 km) |
| Irvine to Dospat | 1,613.02 mi (2,595.91 km) |
| Irvine to Dupnitsa | 1,545.12 mi (2,486.62 km) |
| Irvine to Elhovo | 1,674.01 mi (2,694.06 km) |
| Irvine to Etropole | 1,548.58 mi (2,492.19 km) |
| Irvine to Gabrovo | 1,595.27 mi (2,567.33 km) |
| Irvine to Gorna Oryahovitsa | 1,595.96 mi (2,568.45 km) |
| Irvine to Gotse Delchev | 1,601.89 mi (2,578.00 km) |
| Irvine to Harmanli | 1,661.13 mi (2,673.32 km) |
| Irvine to Haskovo | 1,649.07 mi (2,653.92 km) |
| Irvine to Ihtiman | 1,561.38 mi (2,512.79 km) |
| Irvine to Isperih | 1,610.59 mi (2,592.00 km) |
| Irvine to Kardzhali | 1,655.86 mi (2,664.85 km) |
