How Many OZ Can You Bring On A Plane?
Given the stringent airport security regulations, travelers frequently question How Many OZ Can You Bring On A Plane? of liquids they are permitted . You may prevent delays, confiscations, and packing errors by being aware of the TSA's 3-1-1 liquid rules. Knowing the precise ounce restrictions for carry-on and checked luggage guarantees a seamless, stress-free airport experience, regardless of whether you're bringing toiletries, beauty products, beverages, or prescription drugs. Everything is explained in detail in this handbook.
How Many OZ Can You Bring On a Plane in a Carry-On?
The TSA (Transportation Security Administration) uses the 3-1-1 Liquids Rule for carry-ons. It states:
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3 = You can carry liquids, gels, creams, and aerosols in containers of 3.4 ounces (100 ml) or less
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1 = All these containers must fit into 1 quart-sized, clear, resealable plastic bag
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1 = Each passenger may carry 1 such bag
You can bring liquids in containers up to 3.4 Oz (100 ml) each in your carry-on bag.
It does NOT matter how many ounces are inside; the container itself must not exceed 3.4 Oz.
Items that count as liquids under TSA rules:
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Shampoo and conditioner
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Perfume and body spray
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Toothpaste
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Lotions and creams
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Hair gel and hair serum
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Mouthwash
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Sunscreen
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Liquid makeup (foundation, setting spray)
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Beverages (water, juice, soda)
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Liquid food (soup, yogurt, sauces)
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Aerosols (deodorant, shaving foam)
How Many OZ Can You Bring in Checked Luggage?
Good news—there is no 3.4 Oz limit for checked bags.
You can bring full-sized liquids in checked luggage.
This includes:
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Full-size shampoo and conditioner
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200 ml, 500 ml, or 1-liter bottles
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Full-size perfume
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Large sunscreen bottles
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Large cans of deodorant or shaving foam
However, there are a few restrictions:
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Aerosol cans must have protective caps
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Alcohol over 70% ABV is prohibited
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Total liquid volume must follow airline weight rules
Examples of Common Items and Allowed Ounces
Shampoo
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Carry-on: Up to 3.4 Oz
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Checked bag: Any size
Perfume
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Carry-on: Up to 3.4 Oz
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Duty-free: Any size if purchased after crossing security
Drinks
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Before security: Bottles larger than 3.4 Oz not allowed
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After security: Any size allowed
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In-flight: Airlines allow sealed drinks from airport stores
Makeup
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Mascara, liquid foundation, lip gloss: considered liquid
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Powders: not restricted
Deodorant
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Stick deodorant: no liquid limits
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Gel or spray: must follow 3.4 Oz rule
How to Pack Liquids for Air Travel
To avoid hassles at security, follow these simple tips:
1. Use Travel-Size Containers
Buy 3.4 Oz (100 ml) bottles and refill them with your favorite products.
2. Use a Clear, Quart-Sized Bag
This helps airport officers inspect items quickly.
3. Keep Liquids Easily Accessible
Place them near the top of your carry-on for quick inspection.
4. Double Bag Anything That May Leak
Especially toiletries like shampoo, oil, or lotion.
5. Pre-Check Duty-Free Purchases
Ensure the sealed bag remains intact and keep the receipt.
6. Know International Variations
Most countries follow the 100 ml rule, but some regions may have different policies.
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