| Viana do Castelo to Montana | 1,625.70 mi (2,616.31 km) |
| Viana do Castelo to Nova Zagora | 1,774.80 mi (2,856.27 km) |
| Viana do Castelo to Novi Iskar | 1,637.73 mi (2,635.67 km) |
| Viana do Castelo to Novi Pazar | 1,824.09 mi (2,935.60 km) |
| Viana do Castelo to Omurtag | 1,787.87 mi (2,877.31 km) |
| Viana do Castelo to Panagyurishte | 1,682.77 mi (2,708.16 km) |
| Viana do Castelo to Parvomay | 1,739.60 mi (2,799.61 km) |
| Viana do Castelo to Pavlikeni | 1,731.82 mi (2,787.10 km) |
| Viana do Castelo to Pazardzhik | 1,693.84 mi (2,725.98 km) |
| Viana do Castelo to Pernik | 1,623.88 mi (2,613.39 km) |
| Viana do Castelo to Peshtera | 1,694.22 mi (2,726.59 km) |
| Viana do Castelo to Petrich | 1,647.27 mi (2,651.03 km) |
| Viana do Castelo to Pleven | 1,695.33 mi (2,728.37 km) |
| Viana do Castelo to Plovdiv | 1,715.45 mi (2,760.76 km) |
| Viana do Castelo to Pomorie | 1,854.07 mi (2,983.84 km) |
