Unfortunately, you can't bring full-size toothpaste tubes in your hand luggage, even if they are half-empty. 4 oz, 5 oz, and 6 oz tubes are all banned from hand luggage – only tubes smaller than 3.4 oz (100 ml) are allowed.
Toothpaste and Air Travel - Key Takeaways
You cannot bring a regular or full size tube of toothpaste in your carry-on. Toothpaste, regardless of container size, can be placed inside checked luggage. It is the size of the toothpaste tube that matters, not the amount of toothpaste in the tube.
Toothpaste: 100 ml (3.4 oz.) or smaller container permitted in carry-on.
To recap: All liquids (including gels like toothpaste) and some foods that are considered liquids need to be in separate containers that hold no more than 3.4 ounces.
The American Dental Association recommends a pea-size amount of toothpaste. This is about 0.25 grams (0.0088 ounces) of toothpaste. From this data we were able to calculate the theoretical number of uses in each tube of toothpaste. Four common travel-size toothpaste tubes.
Regardless of how much free time you have or whether you think you've outsmarted capitalism with this DIY hack, dentists do not recommend trying it. “You really shouldn't be putting your toothpaste in a clear container,” Dr. Amber Bonnaig told In The Know.
Yes, toothpaste must adhere to the 3-1-1 rule for liquids and gels. Toothpaste can be brought through TSA security in your carry-on as long as it is 3.4 ounces (100 milliliters) or less and placed in a 1-quart bag.
You are allowed to bring a quart-sized bag of liquids, aerosols, gels, creams and pastes in your carry-on bag and through the checkpoint. These are limited to travel-sized containers that are 3.4 ounces (100 milliliters) or less per item.
As noted earlier, there's no rule for liquids (except for alcohol) in your checked bags. That said, just because you can pack your full-size liquid toiletries in your suitcase, it doesn't mean you should.
Firearms, ammunition, and fireworks are prohibited, as are all knives and safety razors (including pocket knives and Swiss Army knives). Straight razors and replacement blades for straight razors are also not allowed. Most tools also cannot be packed in carry-on luggage, as they have the potential to cause harm.
Safety Razors: Because the razor blades are so easy to remove, safety razors are not permitted in your carry-on luggage with the blade. They're fine to pack in your carry-on without the blade. The blades must be stored in your checked luggage. The same applies for straight razors.
Passengers are allowed up to one quart-sized bag per person, or roughly nine 3.4-ounce containers in a single quart-sized bag. Anything more will have to go in a checked bag or risk being tossed out.
The 3-1-1 Rule refers to three core components that govern how many liquids you can bring in your carry-on bags: Each liquid must be in a 3.4-ounce or less container ("3"), all containers must be placed inside one clear quart-sized plastic bag ("1"), and each passenger is only allowed one plastic bag ("1").
Make sure you know exactly what is considered a liquid before you go as some may surprise you. Mascara is considered a liquid, as is anything deemed 'spreadable. ' Also keep in mind that sharp objects, like razors, might be subject to restrictions.
You cannot take containers larger than 100 millilitres or 100 grams, even if they are partially filled. For example, a 200 gram toothpaste tube that is half-full is not allowed. At the screening point all liquids, aerosols and gels in your carry-on baggage must be separately presented for screening.
Some liquids are also measured in grams i.e. toothpaste, jams, preserves, hair gels, and liquid makeup. In regards to airport security 100ml = 100g and anything considered liquid must be equal or less than 100ml or 100g. Please remember all liquids must be in containers of 100ml or less.
TSA has an entire list of the items are allowed and prohibited, so it's helpful to check before you go. Frequently packed toiletries that are permitted in your carry-on include: Toothpaste and toothbrush.
Toothpaste is UV-reactive which means it reacts in the presence of light, explaining why it never comes in a see-through package and always has a tight lid. It's only supposed to see light just before you start brushing.
A tube, squeeze tube, or collapsible tube is a collapsible package which can be used for viscous liquids such as toothpaste, artist's paint, adhesive, caulk, & ointments. Basically, a tube is a cylindrical, hollow piece with a round or oval profile, made of plastic, paperboard, aluminum, or other metal.
When it comes to packing your toothbrush in a travel case, choose a holder that covers the brush head and offers some ventilation so that it can breathe and any wetness has a chance to dry. Better yet, if it's possible, make sure your toothbrush is completely dry before you pack it.
This means that if you want to bring toothpaste on a plane it needs to be in a 3.4 ounce container and if you have multiple liquid containers they need to fit “comfortably” inside of a quart size bag. Comfortably just means that the seams are not bursting on your bag.
In fact, the ADA recommends brushing your teeth twice a day, for at least two minutes each brush, for optimum oral health. At this rate, a 3.4oz tube of toothpaste should last you around 40 days, or 80 uses.
Each passenger is limited to one quart-size bag of liquids, gels and aerosols. Common travel items that must comply with the 3-1-1 liquids rule include toothpaste, shampoo, conditioner, mouthwash and lotion.