There are many ways getting to Copenhagen. Eurail Denmark Pass entitles you to rail travel in Denmark.
Lean back in your seat and enjoy the train ride through Europe to Copenhagen. Eurail Denmark Pass gives you the freedom to travel through Denmark by train.
You can buy tickets that last for three or seven days within a month. Moreover, youth under 26, only non-European residents, can purchase a youth ticket on second class.
However, national railways are considerably cheaper than Eurorail.