| Flekkefjord to Smolyan | 1,396.40 mi (2,247.29 km) |
| Flekkefjord to Sofia | 1,295.31 mi (2,084.59 km) |
| Flekkefjord to Sopot | 1,333.08 mi (2,145.38 km) |
| Flekkefjord to Sozopol | 1,424.33 mi (2,292.23 km) |
| Flekkefjord to Sredets | 1,414.67 mi (2,276.69 km) |
| Flekkefjord to Stamboliyski | 1,358.89 mi (2,186.92 km) |
| Flekkefjord to Stara Zagora | 1,368.92 mi (2,203.07 km) |
| Flekkefjord to Svilengrad | 1,422.91 mi (2,289.96 km) |
| Flekkefjord to Svishtov | 1,291.03 mi (2,077.71 km) |
| Flekkefjord to Targovishte | 1,345.38 mi (2,165.19 km) |
| Flekkefjord to Teteven | 1,304.97 mi (2,100.15 km) |
| Flekkefjord to Troyan | 1,318.24 mi (2,121.51 km) |
| Flekkefjord to Tryavna | 1,339.25 mi (2,155.31 km) |
| Flekkefjord to Tutrakan | 1,300.01 mi (2,092.16 km) |
| Flekkefjord to Varna | 1,384.02 mi (2,227.36 km) |
