| Cities | Distance |
|---|---|
| Flensburg to Reinbek | 93.89 mi (151.10 km) |
| Flensburg to Reinfeld | 77.94 mi (125.44 km) |
| Flensburg to Reinheim | 343.31 mi (552.50 km) |
| Flensburg to Reiskirchen | 290.04 mi (466.78 km) |
| Flensburg to Rellingen | 79.70 mi (128.26 km) |
| Flensburg to Remagen | 304.73 mi (490.41 km) |
| Flensburg to Remscheid | 265.44 mi (427.19 km) |
| Flensburg to Rendsburg | 34.55 mi (55.60 km) |
| Flensburg to Renningen | 416.20 mi (669.81 km) |
| Flensburg to Reutlingen | 435.29 mi (700.54 km) |
| Flensburg to Rhaude | 135.39 mi (217.89 km) |
| Flensburg to Rheda-Wiedenbruck | 208.49 mi (335.53 km) |
| Flensburg to Rhede | 232.91 mi (374.83 km) |
| Flensburg to Rheinau | 427.28 mi (687.64 km) |
| Flensburg to Rheinbach | 304.91 mi (490.70 km) |