| Daugavpils to Smolyan | 990.91 mi (1,594.71 km) |
| Daugavpils to Sofia | 921.44 mi (1,482.92 km) |
| Daugavpils to Sopot | 917.22 mi (1,476.12 km) |
| Daugavpils to Sozopol | 931.33 mi (1,498.83 km) |
| Daugavpils to Sredets | 934.96 mi (1,504.67 km) |
| Daugavpils to Stamboliyski | 953.68 mi (1,534.81 km) |
| Daugavpils to Stara Zagora | 929.57 mi (1,496.00 km) |
| Daugavpils to Svilengrad | 974.91 mi (1,568.96 km) |
| Daugavpils to Svishtov | 848.59 mi (1,365.67 km) |
| Daugavpils to Targovishte | 872.31 mi (1,403.84 km) |
| Daugavpils to Teteven | 901.00 mi (1,450.02 km) |
| Daugavpils to Troyan | 901.28 mi (1,450.47 km) |
| Daugavpils to Tryavna | 899.95 mi (1,448.33 km) |
| Daugavpils to Tutrakan | 817.04 mi (1,314.89 km) |
| Daugavpils to Varna | 876.75 mi (1,410.99 km) |
