You can often find cheaper Biz Class fare promoted with Air Berlin. But is it worth it?!?! This flight was a good flight on Air Berlin, besides being out of stock on Slippers and limited glassware. But the return flight was a terrible experience, enough so that we will not spend our money on Air Berlin again. A change of aircraft which they gave our seats away only to put us in the back near the galley. Tegel airport with