Quart Size Bag Vs Sandwich Bag – What To Choose For Airplane Packing?

Quart Size Bag Vs Sandwich Bag - What To Choose For Airplane Packing

With airlines imposing strict regulations on the amount and type of liquids and gels that can be brought on board, travelers must be strategic in their packing choices. One of the most common questions asked by many travelers is, “Quart-size bag vs. sandwich bag – what to choose for airplane packing?” 

In this article, we will explore the differences between quart-size bags and sandwich bags, and provide helpful tips to help you choose the right bag for your next flight.

Quart Size Bag Vs Sandwich Bag – What To Choose For Airplane Packing?

Quart Size Bag Vs Sandwich Bag - What To Choose For Airplane Packing?

Photo by Erol Ahmed on Unsplash

When deciding between a quart-size bag or a sandwich bag for packing items in your carry-on luggage, always go for the quartz bag. A quart-size bag may take up more space than a sandwich bag. However, it meets the TSA requirements on size so it’s safer to choose the same.

This will ensure that you don’t have any issues when passing through security. 

It is also important to note that the TSA has the authority to ask travelers to provide further evidence of their items in a quart-size bag if needed. 

Therefore, it is best practice to always pack your liquids, gels, and aerosols in a quart-size clear plastic bag regardless of the size of the container they are in.  

This way you can avoid delays at security checkpoints and keep your travel experience stress free.  

So remember: when packing for air travel, choose a quart-size bag over a sandwich bag!

What Is The TSA 3-1-1 Rule?

The TSA 3-1-1 Rule is a regulation created by the TSA to ensure that all passengers on flights within the United States are carrying liquids, gels, and aerosols in their carry-on luggage safely. The rule states that each container of these items must not be greater than 3.4 ounces. 

Additionally, all containers should fit into a single quart-sized clear plastic bag that must be securely sealed. Lastly, each passenger is only allowed one clear plastic bag. 

By following this regulation, you can help maintain security in airports and ensure a safe journey for all passengers on board. 

It’s important to remember that while most airports will give you an opportunity to check any liquids that are over the allotted size, it’s best to plan ahead and only bring items that comply with the TSA 3-1-1 Rule

Is A Quart-Size Bag The Same Size As A Sandwich Bag?

No, a quart-size bag is not the same size as a sandwich bag. A quart-size bag measures approximately 7.5 x 8 inches (19 x 20 centimeters), while a sandwich bag typically measures around 6.5 x 5.875 inches (16.5 x 15 centimeters). 

These differences in size may seem small but they make a big difference when it comes to airport security checks. 

The TSA requires all liquids, gels, and aerosols to be placed in a quart-size clear plastic, sealable bag for screening at the checkpoint. 

Sandwich bags or other types of plastic bags that do not meet the TSA’s requirements may not be allowed and could cause delays for travelers when going through airport security screenings. 

Make sure to check the size and clarity of your bag before packing to ensure that you have a quart-size clear plastic, sealable bag for airport security screening. 

Taking an extra few minutes to check these details can save you from headaches when going through security. 

Can You Bring 2 Quart-Size Bags On A Plane?

The answer is no. According to the Transportation Security Administration (TSA) 3-1-1 liquids rule, passengers are limited to one quart-size bag of liquids, gels, and aerosols. This includes all common travel items such as toothpaste, shampoo, conditioner, mouthwash, and lotion. 

The only exception is if you are traveling with a baby or toddler – in which case you can bring one additional quart-sized bag containing formula or breast milk. 

All other items must adhere to the 3-1-2 rule: no more than three ounces per container, placed inside a single quart-size bag. 

Failure to do so may result in having your liquid containers confiscated at security checkpoints. 

To ensure smooth passage through TSA screening points and avoid any confusion, pack these items in your carry-on and have them easily accessible. 

It’s also important to remember that you can only bring a quart-size bag of liquids in your carry-on; any additional bags must be placed in your checked luggage. 

With just a little bit of planning and preparation, following the 3-1-1 rule will ensure that your trip is smooth sailing from start to finish!

Can You Reuse Your Quart Size Bag For Future Flights?

Yes, you can reuse your quart-size bag for future flights as long as it is still in good condition and meets the TSA’s requirements. All plastic bags made for airport security must be clear and sealable with a maximum capacity of one quart. 

To ensure that your bag meets all of these criteria, double-check its size before each flight and make sure there are no tears or holes in the material. 

Additionally, because liquids over 3.4 ounces will not be allowed through security unless placed in a quart-size bag, make sure to transfer those into the bag before arriving at the airport. 

Following these simple steps will help ensure that you keep up with TSA regulations while continuing to use your quart-size bag for multiple trips!

Can You Pack Other Items In Your Quart Size Bag Along With Your Liquids?

Can You Pack Other Items In Your Quart Size Bag Along With Your Liquids?

Photo by Marissa Grootes on Unsplash

No, you should not put any other items in your quart-size bag aside from liquids, gels, and aerosols. These items must be packed separately according to TSA regulations. Other items such as prescription medications, electronics, jewelry, or food can be packed in your carry-on or checked luggage instead. 

It is important that you follow these guidelines to ensure a smooth security screening process at the airport. 

Failure to do so may result in your bag being confiscated and/or delays in boarding. 

What Are TSA-Approved Quart Size Bags?

TSA-approved quart-size bags measure in at approximately 6” x 9” – any larger than that, and your bag won’t be allowed through the checkpoint. Make sure you remove this small toiletry bag from your carry-on luggage prior to going through screening. 

These TSA-approved bags are especially useful if you use many different toiletries or liquids that are required for travel. 

You can easily fit all your items in one bag without having to worry about exceeding the size restrictions of other bags. 

It’s also helpful if you need to store any medication along with your toiletries, as this is perfectly allowed when using a TSA-approved quart-size bag. 

If you’re planning on traveling soon, make sure you have the right tools for the job – a TSA-approved quart-size bag! 

It’ll keep things organized and help ensure that you get through security checkpoints with ease. 

What Happens If Your Liquids Don’t Fit In A Quart Bag?

If your liquids don’t fit the rule requirement, you will need to either transfer some of them into smaller containers or pack them in your checked baggage instead of your carry-on luggage. Hence it is important to remember the 3-1-1 rule for liquids, gels, and aerosols in carry-on baggage. 

This rule states that all containers must fit into one quart size bag and each container must hold no more than 3.4 ounces (100 milliliters). 

Attempting to bring oversized containers or multiple bags of liquids through security could result in confiscation at the security checkpoint as well as additional screening, delays, or missed flights. 

To avoid any issues, make sure that all of your liquids fit into a single quart-size bag before packing them in your carry-on luggage. 

If you need to pack larger containers or multiple bags of liquid items, these should be packed in checked baggage instead. 

This way, they will not be subject to the 3-1-1 rule and can safely travel with you on your flight.

Can You Use A Sandwich Bag Instead Of A Quart Size Bag For Packing Liquids In Your Carry-On Luggage?

No, you cannot use a sandwich bag instead of a quart-size bag for packing liquids in your carry-on luggage. The TSA (Transportation Security Administration) has strict requirements when it comes to packing liquids, gels, and aerosols in your carry-on luggage.

It is recommended that the liquids must be placed inside a single clear, plastic, quart-size bag and each container must be 3.4 ounces or less. 

Quart-size bags are typically available at most stores near the entrance where travelers can pick them up before proceeding through security checkpoints. 

By adhering to these restrictions, passengers can make their journey smoother by avoiding having their items confiscated at the checkpoint or delaying others due to an extensive search of their belongings. 

Can You Bring A Gallon Bag At The Airport?

Can You Bring A Gallon Bag At The Airport?

Photo by Dennis Gecaj on Unsplash

Depending on the size and shape of the gallon bag, you may not be able to bring it with you on a plane, even if you get it through the airport. The TSA limits the size of containers brought on a plane and a gallon bag is typically too large.

To ensure that your gallon bag meets the TSA’s requirements, check out their website for updated information regarding container sizes and other regulations. 

It may also be helpful to measure your bag if you are unsure about its dimensions compared to those stated by the TSA. 

If your gallon bag does not meet its required measurements, then you will have to put it in your checked luggage. 

In addition to the TSA’s regulations, you should also be aware of any other restrictions related to the specific airline you are flying with. 

Since each one may have its own unique policies regarding container sizes and what can be brought on board. 

Overall, it is possible to bring a gallon bag when traveling by air, depending on the size and shape of the baggie and whether or not it meets the requirements set forth by both the TSA and your chosen airline. 

When in doubt, measure your container before packing it up for your next trip! 

What If Your Clear Bag Is Bigger Than A Quart? 

If your clear bag is bigger than a quart, it will not be accepted as compliant for liquids, gels, and aerosols in your carry-on luggage. The TSA requires that all such items are placed in a clear, plastic, sealable bag with a maximum capacity of one quart. 

Bags larger than the designated size may cause delays at the security checkpoint and could potentially prevent you from getting through the process quickly and efficiently

It’s best to bring only what you need in order to avoid any issues related to oversized bags. 

Consider packing items that don’t require special containers into your checked baggage instead so that they won’t take up space or slow down your progress at security checkpoints. 


In conclusion, choosing the right type of bag for your liquids and gels when packing for air travel can make a significant difference in your overall travel experience. 

While both quart-size bags and sandwich bags can be used to carry these items in your carry-on luggage, they differ in terms of size, durability, and overall capacity. 

By understanding these differences and the TSA regulations surrounding liquid and gel carry-ons, you can make an informed decision about which type of bag is best suited for your needs. 

Swati Jaiswal

Swati Jaiswal is a dedicated traveler and an even dedicated individual who specializes in travel, digital marketing, & health and fitness niches. Passport stamps and coffee stains are her badges of honor.

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