| Flensburg to Salzhemmendorf | 187.70 mi (302.07 km) |
| Flensburg to Salzkotten | 217.69 mi (350.34 km) |
| Flensburg to Salzwedel | 150.66 mi (242.46 km) |
| Flensburg to Sande | 105.51 mi (169.81 km) |
| Flensburg to Sandhausen | 377.18 mi (607.01 km) |
| Flensburg to Sangerhausen | 241.71 mi (389.00 km) |
| Flensburg to Sankt Augustin | 292.67 mi (471.01 km) |
| Flensburg to Sankt Georgen im Schwarzwald | 462.41 mi (744.18 km) |
| Flensburg to Sankt Ingbert | 391.33 mi (629.78 km) |
| Flensburg to Sankt Leon-Rot | 382.81 mi (616.08 km) |
| Flensburg to Sankt Wendel | 379.61 mi (610.92 km) |
| Flensburg to Sarstedt | 176.53 mi (284.10 km) |
| Flensburg to Sassenberg | 201.30 mi (323.97 km) |
| Flensburg to Sassenburg | 164.00 mi (263.93 km) |
| Flensburg to Sassnitz | 169.05 mi (272.06 km) |
