Can You Bring Dry Shampoo on a Plane?
Category: Toiletries & Personal Care
Yes, with limits — you can bring dry shampoo in carry-on bags provided you follow security limits. Aerosol = liquid: ≤ 3.4 oz (100 ml) in carry-on.
Verified against published 2026 TSA (United States) & CATSA (Canada) security screening databases.
On this page · 9 sections
⚖️ Why This Rule Exists: International 3-1-1 Liquid Security Rules & Container Geometry
Containers with a marked capacity of 100 ml (3.4 oz) or less that fit within a single clear, resealable 1-quart (1-liter) plastic bag are permitted through screening because small volumes can be rapidly inspected and present limited hazard potential.
Rules by security authority
United States — TSA
Cabin:
LIMITED
Aerosol cans must be 3.4 oz (100 ml) or smaller and packed in the quart liquids bag.
Hold:
YES
Yes — allowed in checked bags within the FAA toiletry aggregate limits (≤ 2 kg / 2 L total, 0.5 L per container).
Flying internationally? Security follows the country you depart from — the authority above applies at your departure airport. Customs at arrival is separate.
🔍 Security Checkpoint & X-Ray Screening Advice
Place your clear 1-quart bag in the screening bin outside your luggage in 2D X-ray lanes. In 3D CT scanner lanes, keep it inside your bag unless instructed otherwise by the screening officer.
Learn more about scanner differences and traveler rights in our Airport Security Screening Guide →
⚠️ Common Traveler Mistake to Avoid
How to Avoid It: Consolidate all toiletries into one quart bag per traveler or transition to solid alternatives (shampoo bars, solid deodorant).
How to Pack Dry Shampoo for a Flight
Dry Shampoo on a plane — FAQs
Can you bring Dry Shampoo in a carry-on?
Aerosol cans must be 3.4 oz (100 ml) or smaller and packed in the quart liquids bag.
Can you pack Dry Shampoo in checked luggage?
Yes — allowed in checked bags within the FAA toiletry aggregate limits (≤ 2 kg / 2 L total, 0.5 L per container).
Why are there rules for dry shampoo on a plane?
Containers with a marked capacity of 100 ml (3.4 oz) or less that fit within a single clear, resealable 1-quart (1-liter) plastic bag are permitted through screening because small volumes can be rapidly inspected and present limited hazard potential.
Can I bring dry shampoo on a plane?
Yes. Aerosol cans of 3.4 oz (100 ml) or less go in the liquids bag; bigger cans fly in checked bags. Powder versions are limited separately (≈350 ml).
Does dry shampoo count as a liquid at TSA?
The aerosol form does — it’s a pressurized toiletry, so the 3.4 oz rule applies. Loose powder is not a liquid but has its own powder limit.
Last verified:
Verified against official sources. Rules change — for high-stakes items, confirm with your airline and the screening authority. Our verification method →