So, what's the deal with ice and the TSA? It's not like they're trying to be icy, but they do have to follow the rules. If you have a frozen item, like a frozen meal or a cooling pad, it's usually okay, as long as it's not a liquid or gel in a container larger than 3.4 ounces.
But, if you're planning to bring dry ice, you're in for a cool surprise. The TSA allows dry ice in carry-on bags, but you have to follow some specific rules, like notifying the TSA officer and keeping it in a ventilated area. And, don't even think about trying to sneak it in, or you'll be frozen out of the flight.
The TSA Says Ice Is A Solid Until It's Not: What You Can Bring Through
Now, I know what you're thinking, what about ice packs and cooling wraps? Well, those are usually okay, as long as they're not filled with liquid or gel. But, if you have a reusable ice pack, make sure it's completely frozen and not leaky, or it might get iced out of the security line.