Carry-On Packing Tips for Stress-Free Travel

Packing your carry-on the right way can make all the difference. If you do it right, you’ll have a smooth travel experience. You’ll need to consider TSA rules, airline bag sizes, and the need to keep essentials close at hand. But with a little planning and organization, you can breeze through security and stay comfortable on your flight.

TSA and Liquids Rule: What You Need to Know

When going through airport security, you’ll need to follow the TSA 3-1-1 liquids rule:

• 3.4 ounces (100ml) or less per container
• 1 quart-sized, resealable bag
• 1 bag per passenger
  • This includes toiletries like shampoo, lotion, toothpaste, and gels. If you’re unsure about an item, double-check the TSA checklist before you fly.

Pro tip: Invest in a clear, reusable quart-sized toiletry bag if you travel often. It’s more durable than single-use plastic bags and makes security faster.

Check out the our list on what else you should know about TSA rules.

Hydration Hack: Bring Your Own Bottle

Flying can be dehydrating, and bottled water inside is notoriously expensive at the airport. So bring an empty reusable water bottle in your carry-on. Once through security, fill it up at a fountain or hydration station. Many airports now have dedicated water refill stations.

Organizing for Security Screening

• Security checkpoints can be stressful, but smart packing makes the process easier:
• Centralize electronics & liquids so they’re easy to remove (laptops, tablets, toiletry bag).
• Use packing cubes to keep items organized and accessible.
• Keep important items handy—boarding pass, ID, wallet, and phone should be in an outer pocket or personal item. The quicker you can unpack and repack, the faster you’ll be through security.

Medical & Comfort Essentials

A small personal health kit can save the day mid-flight:

• Pain relievers (ibuprofen, acetaminophen)
• Stomach remedies (Tums, emetrol, ginger chews)
• Gum to help pop your ears correctly on the plane
• Feminine products
• Ear plugs if you don’t have headphones
• Small first aid kit
• Decongestant tablets for nasal congestion
• Cough drops
• Electrolyte powder
• Extra contact solution
• Hand sanitizer and disinfecting wipes

Tip: Always check your airline’s website for updated size and weight restrictions, as budget carriers often enforce stricter limits.

Bonus Tips for Carry-On Packing

• Use a lightweight travel pillow that clips to your bag instead of taking up space inside it
• Bring a small snack (granola bars, nuts, trail mix) for long waits or delays.
• Thin slippers
• Extra phone cords
• Corded headphones for if your wireless ones die
• Keep chargers, power banks, and headphones easily accessible.

Smart carry-on packing is all about planning and accessibility. From TSA-approved toiletry bags to keeping your essentials within reach, a little organization can save you time, stress, and even money. The better you pack, the smoother your airport experience will be—getting you to your destination relaxed and ready to go. 

Use PreFlight Airport Parking to help ensure every part of your trip through the airport is seamless. PreFlight offers off-airport parking at ATL, BOS, ORD, and PHX airports with free shuttles and amentities.