| Franeker to Smolyan | 1,196.40 mi (1,925.42 km) |
| Franeker to Sofia | 1,092.10 mi (1,757.57 km) |
| Franeker to Sopot | 1,143.84 mi (1,840.84 km) |
| Franeker to Sozopol | 1,261.49 mi (2,030.18 km) |
| Franeker to Sredets | 1,246.39 mi (2,005.86 km) |
| Franeker to Stamboliyski | 1,162.37 mi (1,870.66 km) |
| Franeker to Stara Zagora | 1,186.45 mi (1,909.41 km) |
| Franeker to Svilengrad | 1,239.21 mi (1,994.31 km) |
| Franeker to Svishtov | 1,118.32 mi (1,799.77 km) |
| Franeker to Targovishte | 1,180.83 mi (1,900.36 km) |
| Franeker to Teteven | 1,113.58 mi (1,792.13 km) |
| Franeker to Troyan | 1,131.08 mi (1,820.30 km) |
| Franeker to Tryavna | 1,159.79 mi (1,866.50 km) |
| Franeker to Tutrakan | 1,145.12 mi (1,842.90 km) |
| Franeker to Varna | 1,231.96 mi (1,982.65 km) |
