| Flensburg to Sprimont | 335.31 mi (539.63 km) |
| Flensburg to Stabroek | 317.80 mi (511.45 km) |
| Flensburg to Staden | 375.08 mi (603.63 km) |
| Flensburg to Steenokkerzeel | 336.77 mi (541.97 km) |
| Flensburg to Stekene | 334.10 mi (537.69 km) |
| Flensburg to Strombeek-Bever | 341.32 mi (549.30 km) |
| Flensburg to Temse | 333.97 mi (537.47 km) |
| Flensburg to Ternat | 348.06 mi (560.15 km) |
| Flensburg to Tervuren | 342.73 mi (551.58 km) |
| Flensburg to Tessenderlo | 313.83 mi (505.06 km) |
| Flensburg to Theux | 330.30 mi (531.56 km) |
| Flensburg to Thuin | 375.73 mi (604.68 km) |
| Flensburg to Tielt | 364.73 mi (586.98 km) |
| Flensburg to Tienen | 333.16 mi (536.17 km) |
| Flensburg to Tongeren | 322.46 mi (518.95 km) |
