| Estarreja to Smolyan | 1,720.51 mi (2,768.89 km) |
| Estarreja to Sofia | 1,640.55 mi (2,640.21 km) |
| Estarreja to Sopot | 1,712.60 mi (2,756.17 km) |
| Estarreja to Sozopol | 1,863.58 mi (2,999.14 km) |
| Estarreja to Sredets | 1,839.07 mi (2,959.69 km) |
| Estarreja to Stamboliyski | 1,706.31 mi (2,746.04 km) |
| Estarreja to Stara Zagora | 1,759.98 mi (2,832.41 km) |
| Estarreja to Svilengrad | 1,794.82 mi (2,888.48 km) |
| Estarreja to Svishtov | 1,735.55 mi (2,793.09 km) |
| Estarreja to Targovishte | 1,799.73 mi (2,896.38 km) |
| Estarreja to Teteven | 1,686.14 mi (2,713.58 km) |
| Estarreja to Troyan | 1,709.03 mi (2,750.42 km) |
| Estarreja to Tryavna | 1,748.55 mi (2,814.02 km) |
| Estarreja to Tutrakan | 1,795.74 mi (2,889.96 km) |
| Estarreja to Varna | 1,866.62 mi (3,004.04 km) |
