SJSinNYC:
The “Only Way” one can fly in an airplane on Shabbos is the following;
1) If you get on the plane before Shabbos
2) you have to make sure you are “Wearing The Seat Belt The Whole Flight!”
Then it is Permissable, for it is considered a “MALBUSH”
(as if you are wearing the airplane!) 🙂