When it comes to international flights, comfort, hydration, and staying organized are everything. Over the years—and countless trips later—I’ve perfected my carry-on must-haves. These are the beauty products, wellness items, and travel tech essentials I always keep close. Not in the overhead bin—right under the seat in front of me.

If you’re building your international travel packing list or just want to level up your in-flight routine, consider this your go-to guide for what to pack in your carry-on for long-haul flights.