MORE GOOD NEWS GUYS !
CWL-DUS is now bookable on the GermanWings website through the timetable section only currently, and the destination 'CWL' has to be physically typed in rather than selected. Available to book weekly between 05/04/2014 and 25/10/2014.
DUS - CWL - (4U9348) DEP07:00 / ARR07:35 (Saturday) 90 Seat Aircraft
CWL - DUS - (4U9349) DEP08:10 / ARR10:45 (Saturday) 90 Seat Aircraft