| Indio to Smolyan | 6,672.21 mi (10,737.88 km) |
| Indio to Sofia | 6,569.48 mi (10,572.56 km) |
| Indio to Sopot | 6,610.91 mi (10,639.24 km) |
| Indio to Sozopol | 6,701.35 mi (10,784.77 km) |
| Indio to Sredets | 6,692.69 mi (10,770.84 km) |
| Indio to Stamboliyski | 6,635.41 mi (10,678.66 km) |
| Indio to Stara Zagora | 6,647.57 mi (10,698.23 km) |
| Indio to Svilengrad | 6,701.57 mi (10,785.14 km) |
| Indio to Svishtov | 6,569.77 mi (10,573.02 km) |
| Indio to Targovishte | 6,623.21 mi (10,659.03 km) |
| Indio to Teteven | 6,582.31 mi (10,593.21 km) |
| Indio to Troyan | 6,596.32 mi (10,615.75 km) |
| Indio to Tryavna | 6,617.99 mi (10,650.62 km) |
| Indio to Tutrakan | 6,576.34 mi (10,583.59 km) |
| Indio to Varna | 6,658.61 mi (10,716.00 km) |
