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💧 3-1-1 Liquids Bag Checker Preset

100 ml Liquid Bottles on a Plane: Exact TSA Limit

Volume & Exemption Status

100 ml (3.4 fl oz) — Maximum Legal Size

Governed by international 100 ml (3.4 fl oz) LAGs regulations

✓ Carry-On Permitted — Maximum Allowed

💧 3-1-1 液体规则单品速查

每位乘客限带一个 1 升透明拉链袋;每个容器标称容量必须在 100 毫升(3.4 盎司)或以下。

体积计算仅供参考 — 实际装载受容器几何形状影响。必需药品及婴儿食品属于豁免项(过检需声明)。 需要打包整袋液体?逐个规划您的容器 →

TSA & Aviation Security Rule Summary

100 ml (3.4 fl oz) is the exact international standard maximum volume for any single liquid, aerosol, or gel container carried through airport passenger security.

Governing Standard: ICAO Annex 17 & TSA Regulations TSA Liquids Rule: 3.4 Ounces or 100 Milliliters ↗

Frequently Asked Questions

Is 3.4 oz the exact same as 100 ml?

100 ml equals 3.38 fluid ounces. Aviation authorities rounded this to 3.4 oz for US travelers.