| Flensburg to Mainaschaff | 331.88 mi (534.12 km) |
| Flensburg to Mainburg | 435.35 mi (700.63 km) |
| Flensburg to Maintal | 321.04 mi (516.66 km) |
| Flensburg to Mainz | 335.19 mi (539.44 km) |
| Flensburg to Maisach | 460.35 mi (740.86 km) |
| Flensburg to Maisenhausen | 329.74 mi (530.67 km) |
| Flensburg to Malente | 61.68 mi (99.26 km) |
| Flensburg to Malsch | 410.42 mi (660.51 km) |
| Flensburg to Manching | 428.05 mi (688.89 km) |
| Flensburg to Mannheim | 368.09 mi (592.38 km) |
| Flensburg to Mansfeld | 235.54 mi (379.06 km) |
| Flensburg to Marbach am Neckar | 404.18 mi (650.46 km) |
| Flensburg to Marburg | 275.83 mi (443.91 km) |
| Flensburg to Marienberg | 325.97 mi (524.60 km) |
| Flensburg to Marienheide | 267.53 mi (430.56 km) |
