Can you take a Hydroflask on a plane? The short answer is yes, you can carry a Hydroflask while traveling on a plane.
You can carry your thermos either in the carry-on or the checked luggage. The flask must be emptied of any liquid before it goes for security inspection.
The stark difference between traveling on-road and traveling on a plane is felt while packing. You can take as many things as your car has room for while traveling on-road. On the other hand, you will find yourself scratching your head over what to take and what to leave behind while packing luggage while traveling on a plane.
Thermos is the first choice to keep our drinks or food warm. These types of bottles are made with special materials to preserve the temperature of the food.
We carry around one of these insulated containers with us now and then without much hassle. But when it comes to packing luggage for a flight, we might get confused while making a decision.
One may not have a clear idea of the current TSA guidelines and may have second thoughts about taking a thermos to the airport. In this article, we present you with a clear scenario about taking a thermos to the airport.
Can you take a hydroflask on a plane?
Yes, you can take a Hydroflask with you on a plane. The flask should not contain any liquid while passing through security screening.
The TSA encourages passengers to bring an empty reusable water bottle as a part of the Go Green campaign. So, you don’t have to hesitate to bring a flask on the plane.
However, there are a few things or steps you need to follow to avoid unnecessary problems with security.
1. Take an Empty Flask
The thermoflask needs to be emptied before you send it through security checking. Once it passes through, you can refill the container at the airport.
If you are wondering about filling your flask with your favorite tea or coffee while leaving the house, then immediately drop the idea. The container needs to be empty so that the authorities are able to see the inside of it.
TSA has a rule regarding liquid called the 3-1-1 rule which basically translates: No bottle larger than three ounces (or 100ml), no more bottles which cannot fit in a clear plastic one-quart bag, and one bag per person. This means you can carry your thermos but you cannot put any sort of liquid in it before security screening.
If your flask is obstructing the views of the TSA agents and giving them cause for concern, then your flight experience may turn unpleasant even before you board.
2. Buy a Branded Flask
If you’re planning to take a thermoflask with you to the airport make sure to check the label. Only take a branded container with you.
Some of the popular brands include Hydro Flask, CamelBak, S’well, Cirkul, Nalgene, and Que. You can get your hands on these insulated water containers at Walmart and other online shopping sites.
Brands project value among the customers and they are extremely lightweight. While you are carrying one of these branded thermoses, TSA agents might just pass it without much attention.
An unbranded thermos is thick and has many layers. The security personnel might suspect that you are hiding things between those layers. On the other hand, branded thermos have very few layers, and are built with superior materials which makes them thin and lightweight.
3. Avoid Maximum Filling
Your hydroflask needs to empty at the security checkpoint. You can fill the container before boarding the plane.
However, makes sure you do not fill the container at its max capacity. This causes a problem when the plane takes off because at that point the cabin pressure rises slowly.
Not a science lesson, just a simple reminder that cabin pressure increases after the plane gains altitude. As a result, the air is trapped inside the container.
Imagine the plane is cruising at 33,000 feet and you finally decide to open your fully-filled flask. The built-in pressure inside the container releases with a sudden force if you open it right away. It is wise to open your thermos slowly.
Likewise, do not use a straw on the plane. The pressure causes the liquid to rise through the straw rapidly causing it to spill all over. You might even ruin the mood of the passenger next to you, unintentionally.
Benefits Of Carrying A Hydroflask On A Plane
Now, you know that TSA approves carrying a hydroflask, you might want to get one. Having a thermos at the airport comes with many upsides.
1. Enjoying A Hot Drink While Flying
You can enjoy your hot drinks, coffee, or tea while traveling on the plane. Of course, your container has to be empty during the security checkup, but you can fill it up after that.
No one will object to you buying a coffee once you have cleared security. TSA doesn’t restrict bringing a vacuum flask in checked luggage or carry-on bags.
Furthermore, you can simply fill up the thermos with hot water from the water dispenser at the airport. You don’t have to be dependent on the air hostess just to take a sip of water.
2. A Taste of Home-made Food On The Flight
For a regular flight traveler who doesn’t like the taste of food at the airport, a thermos is your best alternative. You can carry hot meals like wheat berries, quinoa, or rice in a stainless steel thermos.
Some people have special dietary needs and have to consume a certain type of food. But the airport is not the ideal place to find food according to your diet. Rather, you can carry your diet with you in your thermos.
The TSA approves packing solid foods in containers. There are no quantity limitations or packing requirements for the solid food brought in a carry-on.
3. It Is Environment Friendly
Thermo flasks are a good alternative to plastic bottles. If you are carrying a thermos with you then there is no need to buy water at the airport.
Thermos comes in different sizes. You can find the right one for you to carry while traveling. If you travel on a plane very often, then you will be saving a lot of plastics from being disposed of if you have a thermos.
A little act like carrying a thermos can help contribute to moving towards a greener future. Branded thermos last for many years and you can reuse them numerous times to keep things fresh while traveling.
4. Free From Harmful Chemicals
Plastic bottles have chemicals that can be harmful to your body. Plastic bottles are notorious for leaking chemicals that can disrupt the endocrine after sitting for a long time or being exposed to heat.
On the other hand, you don’t have to worry about getting harmful chemicals while using a thermos. They are chemical-free and resistant to rust, corrosion, and staining. It will restrict mold and bacteria to grow inside.
Having a thermos with you while traveling allows you to enjoy your drinks, hot or cold, anytime you want. Your beverage stays hot or cold for more than 12 hours in a thermos.
What Size Of Hydroflask Is Allowed On Plane?
To the passengers’ delight, there are no size restrictions on hydroflasks at the airport. You can carry a container that fits your luggage capacity.
If you are concerned about the size of the thermos you have while packing your luggage, then you can let go of it. You can carry an empty thermos in carry-on luggage without a fuss.
The only thing to make sure of before it goes through security screening is that the thermos doesn’t contain any liquid. However, it may contain solid foods in it.
Additionally, you can take with you more than one thermos to the airport. You might want to carry some solid food in one flask and some liquid in another. The TSA won’t restrict you with the number of containers. The only thing that can limit you is your luggage capacity.
If you have any queries regarding the things you can or cannot carry in your insulated steel container then you can establish contact with Transportation Security Administration (TSA) via Twitter @AskTSA.
The Twitter page was created by the administration to address the questions and complaints of the flight attendants. More than 68.9K people follow the social media page. It can prove helpful to get answers from the authorities themselves before you start packing your luggage.
How To Find The Best Hydroflask For You?
Hydroflask is an insulated vacuum flask designed to preserve the temperature of the liquid in it. It is either made of glass or stainless steel.
To find the right product, you should have a clear understanding of the product first. You need to know what you are looking for.
How Does It Work?
A vacuum flask preserves the temperature inside the container. It traps the heat inside the jar using double-walled insulation.
It consists of a double-walled glass vessel enclosed by a metal for protection. The space between the walls is a vacuum which reduces the loss of heat due to conduction and convection.
Glass Thermos and Stainless Steel
There are generally two types of thermos flasks: glass-lined and culinary-grade stainless steel.
A glass thermos is mostly created from borosilicate glass, and it has a vacuum flask with inner an and outer lining. Glass has a good heat retention property compared to steel.
On the other hand, Stainless steel thermos is made of a corrosion-resistant alloy of chromium, iron, nickel, and other metals.
This kind of thermos has strong mechanical properties even at an ambient temperatures. Stainless Steel has better insulation and impact resistance than glass.
Nowadays, stainless steel thermos has emerged as the primary choice of people because of their strong built quality, durability, and drop resistance property.
Best Thermos Flasks Out There
There are many products available in the market that might be difficult to choose from at times.
Some of the best thermos flasks available in the market right now are Hydro Flask, Contigo, CamelBak, Simple Modern, Cirkul, S’well, Nalgene, Que, and Takeya.
You can easily find these products online at shopping sites like Walmart and Amazon. You can find products from the range of $20 to $36 at these online stores.