Being blunt, I think people are going over the top with things at this point.
If you're going into a packed environment for a prolonged period of time, you're opening yourself to risk.
Idea of a party on a plane is idiotic to Mr, just as a matter of principle. But the real issue, the elephant in the room, is why the planes are still packed to full capacity. I imagine that has a greater impact on the spread of the virus.