There is on the frontpage inserted a link so you can file your flightplan online.
At Lolland Falster Airport you must pay a departure fee if you do not have a season pass for 2016 to Lolland Falster Airport. There will, upon payment of the Season Pass, be given a physical card with a specific number to be used in the airfield record.
Season passes must be purchased at the airport office. If desired in a weekend, you must call the airport office to be issued a season pass . Until season pass is issued, departure fees shall be paid in cash for each departure.