What is Not Allowed on a Plane Carry-On

Carrying a hand luge is often included in the fare. Some passengers choose to travel exclusively with hand luggage instead of checked bags. However, it’s essential to familiarize yourself with items that are not allowed in your hand luggage before you start packing. So, what is not allowed on a plane carry-on and what can you safely carry with you? Let’s understand all the items you should avoid packing due to their restrictions.

What is Not Allowed on a Plane Carry-On

What items are not allowed as carry on luggage on a plane?

In terms of what’s allowed and prohibited in hand luggage, several categories of items are subject to strict regulations.

  • Liquids must be in containers of 3.4 oz (100ml) or less due to security concerns stemming from past incidents involving liquid explosives.
  • Sharp objects, including knives, scissors over 4 inches, and razor blades, are generally restricted. 
  • Firearms, ammunition, and even toy guns are not permitted in cabin bags.
  • Other weapons like batons, clubs, and self-defense items such as pepper spray are also not permitted as carry-on baggage. 
  • Fruits and meats face restrictions to prevent the spread of pests and diseases. 
  • Flammable and explosive materials, including matches and fireworks, are banned for obvious safety reasons.
  • Certain sporting equipment like baseball bats, golf clubs, and ski poles are generally not allowed in hand luggage.

Travelers should check specific regulations and guidelines imposed by TSA to ensure they comply with these restrictions when packing their carry-on bags.

General questions about what is not allowed on a plane carry-on

Here are some general questions related to what is not allowed on a plane carry-on luggage –

Can you bring glassware on a plane in your carry-on bag?

When it comes to carrying glass items like frames, water bottles, containers, vases, bowls, mirrors, and similar objects in your hand luggage, the TSA does not have any specific restrictions. 

However, if these glass containers happen to be bottles filled with liquids, such as water, the TSA’s liquid rules come into play. In such cases, you’re allowed to bring water, but it must be in containers or bottles that are no larger than 3.4 ounces or 100 ml.

Going over the specified limit can lead to your items being confiscated or you may be asked to dump at the airport.

Are garment bags allowed as carry on luggage on plane?

If you bring a garment bag on board, it will usually count toward your allowed carry-on baggage, and you may still be allowed to bring a personal item such as a small backpack or laptop bag in addition to the garment bag.

Can walking sticks be carried on plane as carry on luggage?

Many airlines permit passengers to bring walking sticks on board if they require them for mobility assistance. However, to ensure safety, it’s essential that these walking sticks can either be folded and stored under the passenger’s seat or placed in the overhead luggage compartment. They don’t count towards your allocated hand luggage allowance.

Are scissors in carry on allowed on plane?

TSA guidelines for scissors define small scissors with blades under 4 inches are generally permitted, sharp or pointed scissors, including metal nail scissors, are typically not allowed in your carry-on. Consider packing them in your checked baggage instead.

Is nail polish carry on allowed?

Yes, you can bring nail polish according to TSA in your carry-on, but it must adhere to the TSA’s liquid rules, which limit each container to 3.4 ounces (100 milliliters) and require them to fit in a quart-sized resealable transparent bag.

Are water bottles allowed on plane as carry-on items?

Empty water bottles are generally allowed in carry-on bags. You can fill them up after passing through security. TSA guidelines for liquid rules apply.

Is a travel size Clear Care contact solution allowed in carry-on luggage?

Contact lens solution is classified as a medical liquid by the TSA. This distinction allows you to carry more than the usual 3 oz. limit imposed on most liquids when traveling. You’re not required to place your contact lens solutions in a clear bag. Instead, you should inform the security personnel about the travel size clear care contact solution during the checkpoint process.

Is pepper spray allowed in checked baggage or carry-on luggage?

Under TSA Pepper spray regulations, it is generally not allowed in carry-on bags. However, it may be allowed in checked baggage as long as it complies with the airline’s and TSA’s regulations.

It is recommended to check with the airlines, as some may not allow this item either as carry-on or checked baggage.

Check this out if you have the question in mind “Why there are liquid restrictions on flights?”

Are backpacks suitable for carry-on luggage?

backpacks for carry-on luggage

Most airlines permit backpacks as carry-on items, but the size and weight limits can differ among carriers. Typically, your backpack should not exceed 22 x 14 x 9 inches (56 x 36 x 22 cm). This size is widely accepted as suitable for most overhead compartments on airplanes.

Aside from size, airlines may also impose weight restrictions on carry-on backpacks. Some airlines allow up to 10 kg (22 lb) while others permit only 7 kg (15 lb) or less.

What should be on your packing checklist for air travel?

packing checklist for air travel

Here are the carry-on essentials that you must take as your in-flight experience for a smoother and more comfortable journey –

  • Medications
  • Travel size toiletries
  • Non-perishable snacks
  • Electronic devices
  • Pre-downloaded entertainment
  • Essential travel documents and identification
  • Boarding Pass
  • Sleep mask, ear plugs, and neck pillow
  • Chargers and power sources
  • Jacket and/or scarf


Understanding what is not allowed on a plan carry-on is essential for a smooth and stress-free journey. TSA’s security regulations are in place to protect passengers and ensure the safety of all flights so, by adhering to the TSA’s guidelines and the specific rules of your airline, you can pack confidently, ensuring a hassle-free travel experience

Frequently Asked Questions – FAQs

What are the rules for carry-on bags?

The carry-on baggage adheres to maximum dimensions of 22 inches in length, 18 inches in width, and 10 inches in depth. Some airlines may also have weight limitations for carry-on luggage, which typically starts at around 5 kg.

What items are allowed and not allowed on an airplane?

Allowed items on an airplane include personal items like clothing, electronics, books, snacks, and most toiletries. Prohibited items include firearms, explosives, flammable substances, sharp objects like knives, and certain chemicals.

Can I bring a razor in my carry-on?

Disposable razors and safety razors with removable blades are generally allowed. However, straight razors with fixed blades are not permitted in carry-on bags. 

Can you bring metal in your carry-on?

Many personal items such as keys, coins, and jewelry are made of metal and are allowed. Sharp metal objects such as knives or certain tools could be considered dangerous. 

Is it permissible to put a laptop in your carry-on bag?

Laptops are allowed as carry-on baggage as well as personal items. Passengers are not allowed to carry laptops in the checked baggage.


Nancy James DP

Nancy James

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I am an aviation and travel enthusiast. Join me as I take you on a journey through the skies and share insights and interesting details about air travel. Here's you'll find me sharing the most captivating flight experiences and travel stories.

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