| Penzance to Smolyan | 1,556.74 mi (2,505.33 km) |
| Penzance to Sofia | 1,456.53 mi (2,344.05 km) |
| Penzance to Sopot | 1,520.45 mi (2,446.93 km) |
| Penzance to Sozopol | 1,658.29 mi (2,668.77 km) |
| Penzance to Sredets | 1,638.60 mi (2,637.07 km) |
| Penzance to Stamboliyski | 1,529.31 mi (2,461.18 km) |
| Penzance to Stara Zagora | 1,567.53 mi (2,522.70 km) |
| Penzance to Svilengrad | 1,615.51 mi (2,599.91 km) |
| Penzance to Svishtov | 1,514.23 mi (2,436.91 km) |
| Penzance to Targovishte | 1,580.70 mi (2,543.90 km) |
| Penzance to Teteven | 1,490.00 mi (2,397.93 km) |
| Penzance to Troyan | 1,510.91 mi (2,431.57 km) |
| Penzance to Tryavna | 1,545.89 mi (2,487.87 km) |
| Penzance to Tutrakan | 1,556.33 mi (2,504.67 km) |
| Penzance to Varna | 1,640.70 mi (2,640.45 km) |
