If you want a cheap flight from Glasgow to Berlin, you've got five airlines to choose from.
You can use the filters on your search to see more flights and find cheaper rates – Berlin has more than one airport. So if you don't need to fly into Berlin Brandenburg Airport, it's worth checking your other options. The 1215 km flight usually takes about 4 hrs 45 mins.
If you're planning on going to Berlin during this time, you could take a look at other airport options. Or you could try to get a last-minute bargain.