
If you're travelling with a baby, it's important to know that you can bring as much formula as you need on the plane, although it may require some planning. Formula is considered a medically necessary liquid by the TSA, so it is not included in the 3.4-ounce limit that applies to other liquids. You can bring formula containers in your carry-on baggage, and you can also bring ice packs, freezer packs, and gel packs to keep it cool. However, it is not clear whether formula is available for purchase at airports, and some travellers have reported that they have never seen it sold there. Therefore, it is advisable to bring your own formula and plan accordingly.
| Characteristics | Values |
|---|---|
| Can you bring formula on a plane? | Yes, you can bring as much formula as you need on the plane. |
| How to carry formula? | You can carry formula in powdered or ready-to-feed form. Powdered formula is easy to carry and does not take up much space, but you will need water and a way to warm it. Ready-to-feed formula is convenient, but the containers are bigger. |
| How to streamline the security process? | Inform a TSA official that you are carrying baby formula. Remove the formula from your carry-on bag to be screened separately. |
| How to transport formula efficiently? | Use a compact cooler to ensure the formula stays fresh. Carry one bottle for every 2-3 hours of the journey and bring some extra in case of delays. |
| Tips for international flights | Research what is allowed ahead of time. Bring a spare charger. Wash and sterilize the bottles and keep them in a clean bag or cooler. |
| Alternatives to carrying formula | You can direct ship formula to your destination, buy it at your destination, or map out grocery stores that carry your desired formula. |
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What You'll Learn
- Formula is allowed through security and on planes, without limits on quantity
- It's recommended to inform TSA officers and prepare for additional screening
- Bring enough formula for delays, and account for time spent at the airport
- Pack formula in carry-on bags, and separately from other belongings
- Consider bringing powdered formula, or pre-measuring formula in containers

Formula is allowed through security and on planes, without limits on quantity
If you are travelling with an infant or toddler, you can bring as much formula as you need on the plane. Formula, breast milk, toddler drinks, and baby/toddler food are considered medically necessary liquids and are exempt from the usual liquid restrictions. This means that you are allowed to carry containers of formula greater than 3.4 ounces or 100 milliliters in your carry-on baggage, and they do not need to fit within a quart-sized bag.
Formula and related supplies, such as ice packs, freezer packs, and gel packs, are allowed in carry-ons, even if you are not travelling with a baby or toddler. However, you must inform the TSA officer at the beginning of the screening process that you are carrying these items, and they will be screened separately from your other belongings. If the formula is in a plastic bag or pouch, you may be asked to open it for alternate screening methods, as these containers may not be scannable by Bottle Liquid Scanners.
It is recommended that you bring enough formula to last the duration of the flight, as well as any potential delays. You can also bring extra formula containers in your suitcase or direct ship them to your final destination. If you are travelling internationally, be sure to research what is allowed ahead of time, as the rules might change for flights departing from outside the U.S.
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It's recommended to inform TSA officers and prepare for additional screening
It is recommended to inform TSA officers at the beginning of the screening process that you are carrying formula, breast milk, toddler drinks, and baby/toddler food (including puree pouches) in excess of 3.4 ounces or 100 milliliters. These items should be removed from your carry-on bag to be screened separately from your other belongings. Although it is not required, it is helpful to use clear, translucent bottles instead of plastic bags or pouches, as the latter may not be compatible with Bottle Liquid Scanners. In this case, you may be asked to open them for alternate screening methods such as Explosive Trace Detection and Vapor Analysis.
If you do not want your formula to be X-rayed or opened, you should inform the TSA officer, who will then take additional steps to clear the liquid. You may be asked to undergo Advanced Imaging Technology screening and additional/enhanced screening of other carry-on property.
Ice packs, freezer packs, frozen gel packs, and other accessories required to cool formula are allowed in carry-ons, along with liquid-filled teethers. If these items are partially frozen or slushy, they are subject to the same screening procedures as mentioned above.
It is important to note that the TSA has modified screening procedures for children who appear to be 12 years old and younger. If your child has a disability, medical condition, or medical device, it is recommended to inform the TSA officer.
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Bring enough formula for delays, and account for time spent at the airport
When travelling with a baby, it's important to bring enough formula to last the duration of the flight and account for any delays. While it is possible to bring as much formula as you need on the plane, it's important to plan how to keep the food safe and fresh. A travel cooler bag can help with this, keeping food warm or cold. You can also use ice packs to keep formula chilled.
It's a good idea to carry one bottle for every 2-3 hours of your journey and have one or two extra in case of delays. If you're using powdered formula, you can buy water at the airport or on the plane, although this can be expensive. It's worth noting that water bottles are not typically sold on planes. Some parents prefer to pre-measure and pack powder in a travel-friendly formula dispenser, with enough powder for one bottle in each compartment, then mix it on the plane.
If you're travelling with formula, it's important to inform a TSA official when you're close to security. This helps to streamline the process and stop delays. You will also need to remove the formula from your carry-on bag so that it can be screened separately. Formula, breast milk, and related cooling accessories are considered medically necessary liquids and are therefore exempt from the 3.4-ounce limit that applies to other liquids.
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Pack formula in carry-on bags, and separately from other belongings
When packing formula in carry-on bags, it's important to keep in mind that it should be packed separately from other belongings and be easily accessible for inspection. Here are some detailed instructions and tips to make the process smoother:
Packing Formula in Carry-On Bags:
- The Transportation Security Administration (TSA) allows formula, breast milk, toddler drinks, and baby/toddler food in quantities exceeding 3.4 ounces or 100 milliliters in carry-on baggage. These items are considered medically necessary liquids and are exempt from the standard liquid restrictions.
- Inform the TSA officer at the beginning of the screening process that you are carrying formula. This helps streamline the process and ensures proper inspection.
- Remove the formula from your carry-on bag to be screened separately from your other belongings. This includes any ice packs, freezer packs, gel packs, or liquid-filled teethers used for cooling.
- To avoid delays and ensure proper inspection, indicate to a TSA official that you're carrying baby formula when you're close to security.
- You can bring formula in powder form or ready-to-feed liquid form. Powdered formula is easier to carry and doesn't take up liquid space, but you'll need a way to warm it and access to water. Ready-to-feed formula is more convenient but usually comes in larger containers.
- Consider using a compact cooler or a travel cooler bag to keep liquid formula fresh and safe, especially during long layovers or delays.
- Label each bottle or container clearly, and consider including instructions for mixing or warming if needed.
- Pack enough formula to last the duration of your flight, and consider bringing extra in case of delays or unexpected events. As a general rule, carry one bottle for every 2-3 hours of your journey, plus one or two extra.
- If using powdered formula, you can pre-measure and pack the powder in a travel-friendly formula dispenser with separate sections for each feeding. This makes it easier to mix the formula on the plane.
- Wash and sterilize bottles before packing them, and keep anti-colic bottles with multiple parts disassembled to avoid confusion.
- Don't forget to bring a spare charger for any formula preparation devices, especially if you're travelling internationally or anticipate long layovers.
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Consider bringing powdered formula, or pre-measuring formula in containers
Bringing powdered formula or pre-measuring formula in containers is a convenient option when travelling with a baby. It is lightweight and easy to carry, and you won't have to worry about liquid restrictions. You can buy water at the airport or on the plane, or bring your own water supply if you prefer.
Powdered formula is a good choice if you want to save space and avoid the hassle of carrying large containers of liquid formula. It is also a safe option, as it does not require refrigeration. You can simply mix the powder with water when your baby is ready to feed. This flexibility can make your travel experience much smoother.
Pre-measuring the formula into travel-friendly dispensers can streamline the feeding process even further. These dispensers typically have multiple sections, allowing you to store enough powder for one bottle in each compartment. You can then simply add water when needed. This method saves you from having to carry a separate container of formula powder and makes feeding quick and convenient, especially if your baby is hungry and you need to prepare a bottle in a hurry.
If you choose to bring powdered formula, don't forget to pack a way to warm the water, as your baby may prefer warm milk. Additionally, if you're travelling internationally, be sure to research the rules and regulations of your destination country to ensure you comply with any specific requirements for bringing formula.
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Frequently asked questions
It is unlikely that you will be able to buy baby formula at the airport. It is recommended that you bring your own formula with you.
You can bring as much baby formula as you need for your trip. The TSA classifies baby formula as medically necessary, so you are not limited to the 3.4-ounce rule that applies to other liquids.
Yes, inform the TSA officer at the beginning of the screening process that you are carrying baby formula. Remove the formula from your carry-on bag to be screened separately from your other belongings.
You can pack powdered or pre-mixed formula. Powdered formula is easier to carry and does not take up liquid space, but you will need water and a way to warm it. Pre-mixed formula is handy, but the containers are bigger. You can also use a compact cooler to keep liquid formula fresh and safe.











































