I think flying should be acceptable. After all the car has the advantage, being the one that imposed the curse in the first place. It has nothing to lose, leverage that confidence against it.

[Max cannot believe he is talking about the Bentley like it did any of these things. He's going to have to apologize to the car later.]

Perhaps you should do both? Just in case.

[Or he just wants to see Venti fly drunkenly. Probably that.]

What do you mean you're not human? You're, [He gestures with both hands indicating the silhouette of a person.] shaped like one, fleshy, annoying and overly concerned with death.

[Humans 101 with Maximilien.]