Well, if he's allowed in the aisle, I will suddenly get a hankering for walking up and down the aisle several times, using him as a carpet if necessary.
And since "in your face" muslim prayer is indistinguishable from assault, I might decide to either begin very loud Christian prayers myself, or anti-muslim "mohamed eats **** " chants.
Well, deep in my heart of hearts I'd like to be able to forcibly remove, with impunity, any Muslim from any form of public transportation I need to use. But that's just me talking.
But if I'm ever on a plane and somebody does what you suggested, I'll be sure to give ya a "FReeper wave" and a big grin as Security escorts you off the plane. ;)