| Huesca to Smolyan | 1,288.41 mi (2,073.49 km) |
| Huesca to Sofia | 1,207.93 mi (1,943.98 km) |
| Huesca to Sopot | 1,279.98 mi (2,059.93 km) |
| Huesca to Sozopol | 1,430.96 mi (2,302.90 km) |
| Huesca to Sredets | 1,406.44 mi (2,263.45 km) |
| Huesca to Stamboliyski | 1,273.82 mi (2,050.01 km) |
| Huesca to Stara Zagora | 1,327.36 mi (2,136.17 km) |
| Huesca to Svilengrad | 1,362.42 mi (2,192.60 km) |
| Huesca to Svishtov | 1,303.44 mi (2,097.69 km) |
| Huesca to Targovishte | 1,367.39 mi (2,200.60 km) |
| Huesca to Teteven | 1,253.55 mi (2,017.39 km) |
| Huesca to Troyan | 1,276.44 mi (2,054.23 km) |
| Huesca to Tryavna | 1,315.97 mi (2,117.86 km) |
| Huesca to Tutrakan | 1,364.25 mi (2,195.54 km) |
| Huesca to Varna | 1,434.34 mi (2,308.35 km) |
