You can absolutely bring Christmas crackers on a plane. Just use common sense. Checked bag? Go wild. Carry-on? Tread carefully. And never, ever try to light the snap—that’s a whole different article about bad decisions.
So pack your merriment, your matching pajamas, and your terrible jokes. Just keep the exploding bits in the luggage hold. That way, the only surprise when you land is who gets the plastic ring instead of the tiny screwdriver. Happy flying, and even happier snapping.