Originally Posted by
Doors to Automatic
On an A320 carrying an extra 45 mins of fuel would add around 2% to take-off weight. What effect would this have on fuel burn?
It depends on the overall aircraft weight on the day, and the sector distance, amongst other things, but from memory, an A320 on a typical European sector would generally burn an extra ~ 100kg of fuel for every extra tonne of fuel loaded above PLOG fuel.