| Tournon-sur-Rhone to Smolyan | 1,024.34 mi (1,648.52 km) |
| Tournon-sur-Rhone to Sofia | 933.40 mi (1,502.17 km) |
| Tournon-sur-Rhone to Sopot | 1,003.58 mi (1,615.10 km) |
| Tournon-sur-Rhone to Sozopol | 1,152.08 mi (1,854.10 km) |
| Tournon-sur-Rhone to Sredets | 1,129.05 mi (1,817.02 km) |
| Tournon-sur-Rhone to Stamboliyski | 1,003.68 mi (1,615.27 km) |
| Tournon-sur-Rhone to Stara Zagora | 1,051.76 mi (1,692.65 km) |
| Tournon-sur-Rhone to Svilengrad | 1,092.92 mi (1,758.88 km) |
| Tournon-sur-Rhone to Svishtov | 1,016.03 mi (1,635.14 km) |
| Tournon-sur-Rhone to Targovishte | 1,082.11 mi (1,741.49 km) |
| Tournon-sur-Rhone to Teteven | 974.95 mi (1,569.04 km) |
| Tournon-sur-Rhone to Troyan | 997.52 mi (1,605.35 km) |
| Tournon-sur-Rhone to Tryavna | 1,036.04 mi (1,667.34 km) |
| Tournon-sur-Rhone to Tutrakan | 1,071.50 mi (1,724.41 km) |
| Tournon-sur-Rhone to Varna | 1,147.73 mi (1,847.09 km) |
