Originally Posted by
prestonh
I think they can do whatever they want to. Once diverted, I believe dispatch needs to rework the flight plan, fuel, etc. I've seen some get off on a diversion before but don't remember if more folks were enplaned.
Yes, they can indeed do whatever they want to in that situation. There's no rule that covers this.
Along the same lines, planes aren't diverted (as in, nobody can tell them to divert). The flight crew is ultimately responsible to make the decision to divert, and to decide where to divert to.