| Merignac to Smolyan | 1,290.45 mi (2,076.78 km) |
| Merignac to Sofia | 1,200.80 mi (1,932.51 km) |
| Merignac to Sopot | 1,271.26 mi (2,045.89 km) |
| Merignac to Sozopol | 1,420.07 mi (2,285.38 km) |
| Merignac to Sredets | 1,396.92 mi (2,248.13 km) |
| Merignac to Stamboliyski | 1,270.66 mi (2,044.93 km) |
| Merignac to Stara Zagora | 1,319.42 mi (2,123.41 km) |
| Merignac to Svilengrad | 1,359.95 mi (2,188.63 km) |
| Merignac to Svishtov | 1,284.22 mi (2,066.75 km) |
| Merignac to Targovishte | 1,350.30 mi (2,173.10 km) |
| Merignac to Teteven | 1,242.79 mi (2,000.08 km) |
| Merignac to Troyan | 1,265.40 mi (2,036.47 km) |
| Merignac to Tryavna | 1,304.01 mi (2,098.61 km) |
| Merignac to Tutrakan | 1,339.48 mi (2,155.68 km) |
| Merignac to Varna | 1,415.91 mi (2,278.69 km) |
