Originally Posted by
wildyorkie
On March 28, 2018, I flew on a Boeing 787-9 on American Airlines flight 281 from DFW to ICN. It was delayed more than an hour at the gate, because it had to "defuel." I found it puzzling that it would have taken so long, given that on a westbound flight to Korea it would have needed substantially most of its fuel capacity in the first instance.
Similar AA experience at LAX. A few months ago, our LAX-DFW 789 was mistakenly loaded for GRU, which was parked at an adjacent gate.