| Waterloo to Sofia | 1,050.21 mi (1,690.15 km) |
| Waterloo to Sopot | 1,109.35 mi (1,785.33 km) |
| Waterloo to Sozopol | 1,239.90 mi (1,995.43 km) |
| Waterloo to Sredets | 1,221.91 mi (1,966.47 km) |
| Waterloo to Stamboliyski | 1,122.61 mi (1,806.66 km) |
| Waterloo to Stara Zagora | 1,154.93 mi (1,858.68 km) |
| Waterloo to Svilengrad | 1,205.39 mi (1,939.88 km) |
| Waterloo to Svishtov | 1,095.11 mi (1,762.40 km) |
| Waterloo to Targovishte | 1,160.57 mi (1,867.75 km) |
| Waterloo to Teteven | 1,078.69 mi (1,735.98 km) |
| Waterloo to Troyan | 1,098.33 mi (1,767.59 km) |
| Waterloo to Tryavna | 1,130.98 mi (1,820.14 km) |
| Waterloo to Tutrakan | 1,131.87 mi (1,821.57 km) |
| Waterloo to Varna | 1,217.66 mi (1,959.63 km) |
| Waterloo to Veliki Preslav | 1,173.54 mi (1,888.63 km) |
