| Porto to Zottegem | 894.75 mi (1,439.95 km) |
| Porto to Zulte | 885.72 mi (1,425.43 km) |
| Porto to Zwevegem | 876.94 mi (1,411.30 km) |
| Porto to Zwijndrecht | 928.20 mi (1,493.79 km) |
| Porto to Asenovgrad | 1,720.49 mi (2,768.86 km) |
| Porto to Aytos | 1,833.07 mi (2,950.04 km) |
| Porto to Balchik | 1,871.15 mi (3,011.32 km) |
| Porto to Bankya | 1,626.12 mi (2,616.98 km) |
| Porto to Bansko | 1,652.58 mi (2,659.58 km) |
| Porto to Berkovitsa | 1,621.10 mi (2,608.91 km) |
| Porto to Blagoevgrad | 1,630.45 mi (2,623.96 km) |
| Porto to Botevgrad | 1,657.58 mi (2,667.62 km) |
| Porto to Burgas | 1,846.31 mi (2,971.35 km) |
| Porto to Byala Slatina | 1,660.27 mi (2,671.95 km) |
| Porto to Chirpan | 1,741.60 mi (2,802.83 km) |
