Originally Posted by
hearna
I think spare was used... "sparingly"... by spare; another not used atm aircraft, IE a plane that got in at 8pm, and is not scheduled to fly untill 7am next day sort of thing.
They already do such things on an ad hoc basis when possible - and likely more often than we ever hear about.
What is being suggested is that an airline have spare wide-body capacity built into the schedule itself - as a policy. That is not reasonable.