| Winter Haven to Smolyan | 5,721.26 mi (9,207.48 km) |
| Winter Haven to Sofia | 5,621.42 mi (9,046.79 km) |
| Winter Haven to Sopot | 5,685.11 mi (9,149.30 km) |
| Winter Haven to Sozopol | 5,820.74 mi (9,367.58 km) |
| Winter Haven to Sredets | 5,801.86 mi (9,337.19 km) |
| Winter Haven to Stamboliyski | 5,694.19 mi (9,163.91 km) |
| Winter Haven to Stara Zagora | 5,731.98 mi (9,224.73 km) |
| Winter Haven to Svilengrad | 5,780.34 mi (9,302.55 km) |
| Winter Haven to Svishtov | 5,676.09 mi (9,134.78 km) |
| Winter Haven to Targovishte | 5,742.00 mi (9,240.85 km) |
| Winter Haven to Teteven | 5,654.61 mi (9,100.21 km) |
| Winter Haven to Troyan | 5,675.30 mi (9,133.51 km) |
| Winter Haven to Tryavna | 5,709.71 mi (9,188.89 km) |
| Winter Haven to Tutrakan | 5,713.82 mi (9,195.50 km) |
| Winter Haven to Varna | 5,799.65 mi (9,333.63 km) |
