TSA 3-1-1 Liquids Rule (Quick Guide, 2025)

✅ You may carry liquids, gels, and aerosols in containers up to 3.4 oz (100 ml) in a 1 quart-sized bag, 1 per passenger.

Container MaxBag SizeQuantityNotes
3.4 oz (100ml)1 quart1 bagPer passenger

Gotchas

  • Exceptions: baby formula, medication, duty-free.
  • TSA may test liquids at checkpoint.

Sources

TSA – Liquids Rule