| Gary to Smolyan | 5,297.31 mi (8,525.20 km) |
| Gary to Sofia | 5,193.22 mi (8,357.67 km) |
| Gary to Sopot | 5,247.49 mi (8,445.02 km) |
| Gary to Sozopol | 5,364.68 mi (8,633.62 km) |
| Gary to Sredets | 5,350.25 mi (8,610.40 km) |
| Gary to Stamboliyski | 5,264.57 mi (8,472.50 km) |
| Gary to Stara Zagora | 5,290.60 mi (8,514.39 km) |
| Gary to Svilengrad | 5,343.13 mi (8,598.94 km) |
| Gary to Svishtov | 5,222.27 mi (8,404.42 km) |
| Gary to Targovishte | 5,283.96 mi (8,503.71 km) |
| Gary to Teteven | 5,217.08 mi (8,396.07 km) |
| Gary to Troyan | 5,235.01 mi (8,424.93 km) |
| Gary to Tryavna | 5,264.06 mi (8,471.69 km) |
| Gary to Tutrakan | 5,245.87 mi (8,442.41 km) |
| Gary to Varna | 5,332.49 mi (8,581.81 km) |
