| Cities | Distance |
|---|---|
| Sonderborg to Laukaa | 774.46 mi (1,246.38 km) |
| Sonderborg to Lauritsala | 794.80 mi (1,279.11 km) |
| Sonderborg to Lempaala | 672.25 mi (1,081.88 km) |
| Sonderborg to Leppavirta | 826.61 mi (1,330.30 km) |
| Sonderborg to Lieksa | 915.98 mi (1,474.13 km) |
| Sonderborg to Lieto | 604.29 mi (972.51 km) |
| Sonderborg to Liminka | 867.52 mi (1,396.14 km) |
| Sonderborg to Liperi | 872.28 mi (1,403.81 km) |
| Sonderborg to Lohja | 642.47 mi (1,033.95 km) |
| Sonderborg to Loimaa | 634.92 mi (1,021.80 km) |
| Sonderborg to Loviisa | 715.02 mi (1,150.71 km) |
| Sonderborg to Mantsala | 692.53 mi (1,114.51 km) |
| Sonderborg to Mariehamn | 518.66 mi (834.70 km) |
| Sonderborg to Masku | 597.31 mi (961.28 km) |
| Sonderborg to Mikkeli | 784.17 mi (1,261.99 km) |