| Flensburg to Redon | 699.31 mi (1,125.43 km) |
| Flensburg to Reims | 444.86 mi (715.93 km) |
| Flensburg to Rennes | 662.88 mi (1,066.80 km) |
| Flensburg to Revel | 850.36 mi (1,368.53 km) |
| Flensburg to Reze | 708.44 mi (1,140.13 km) |
| Flensburg to Riedisheim | 494.09 mi (795.15 km) |
| Flensburg to Rillieux-la-Pape | 650.36 mi (1,046.65 km) |
| Flensburg to Riom | 673.83 mi (1,084.42 km) |
| Flensburg to Riorges | 648.40 mi (1,043.50 km) |
| Flensburg to Ris-Orangis | 518.68 mi (834.73 km) |
| Flensburg to Rive-de-Gier | 673.55 mi (1,083.97 km) |
| Flensburg to Rivesaltes | 881.23 mi (1,418.20 km) |
| Flensburg to Rixheim | 493.78 mi (794.66 km) |
| Flensburg to Roanne | 648.35 mi (1,043.42 km) |
| Flensburg to Roche-la-Moliere | 684.02 mi (1,100.82 km) |
