| Portogruaro to Devnya | 746.23 mi (1,200.94 km) |
| Portogruaro to Dimitrovgrad | 684.79 mi (1,102.07 km) |
| Portogruaro to Dobrich | 751.54 mi (1,209.48 km) |
| Portogruaro to Dospat | 633.14 mi (1,018.93 km) |
| Portogruaro to Dupnitsa | 565.28 mi (909.74 km) |
| Portogruaro to Elhovo | 726.00 mi (1,168.38 km) |
| Portogruaro to Etropole | 587.91 mi (946.15 km) |
| Portogruaro to Gabrovo | 649.07 mi (1,044.58 km) |
| Portogruaro to Gorna Oryahovitsa | 659.58 mi (1,061.50 km) |
| Portogruaro to Gotse Delchev | 616.97 mi (992.92 km) |
| Portogruaro to Harmanli | 702.18 mi (1,130.05 km) |
| Portogruaro to Haskovo | 686.90 mi (1,105.46 km) |
| Portogruaro to Ihtiman | 591.23 mi (951.49 km) |
| Portogruaro to Isperih | 700.67 mi (1,127.63 km) |
| Portogruaro to Kardzhali | 686.97 mi (1,105.56 km) |
