| Vadso to Smolyan | 1,977.08 mi (3,181.81 km) |
| Vadso to Sofia | 1,905.19 mi (3,066.11 km) |
| Vadso to Sopot | 1,903.37 mi (3,063.17 km) |
| Vadso to Sozopol | 1,912.72 mi (3,078.22 km) |
| Vadso to Sredets | 1,918.07 mi (3,086.83 km) |
| Vadso to Stamboliyski | 1,939.71 mi (3,121.66 km) |
| Vadso to Stara Zagora | 1,915.66 mi (3,082.95 km) |
| Vadso to Svilengrad | 1,960.30 mi (3,154.80 km) |
| Vadso to Svishtov | 1,834.85 mi (2,952.91 km) |
| Vadso to Targovishte | 1,857.08 mi (2,988.68 km) |
| Vadso to Teteven | 1,886.63 mi (3,036.24 km) |
| Vadso to Troyan | 1,887.39 mi (3,037.46 km) |
| Vadso to Tryavna | 1,886.15 mi (3,035.46 km) |
| Vadso to Tutrakan | 1,801.78 mi (2,899.68 km) |
| Vadso to Varna | 1,857.19 mi (2,988.85 km) |
