坐飞机可以带 Mouthwash 吗？
Yes, with limits — you can bring mouthwash in carry-on bags provided you follow security limits. Carry-on: ≤ 3.4 oz (100 ml) in the quart bag.
- · Carry-on: ≤ 3.4 oz (100 ml) in the quart bag
- · Checked: allowed, tape or bag the cap
- · Mouthwash concentrate/tablets: not liquids
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💧 3-1-1 liquids rule checker
One quart-size (≈1 L) bag per passenger; every container must be 3.4 oz (100 ml) or less.
Fit is approximate — container shape decides real-world packing. Medically necessary liquids and infant food are exempt: declare them.
各航空安保机构官方规定
Rules by security authority
United States — TSA
Carry-on
Restricted
Yes — bottles of 3.4 oz (100 ml) or less inside your liquids bag; larger bottles go in checked luggage.
Checked bag
Yes
Yes — no special limits beyond normal packing; bag the cap against leaks.
Flying internationally? Security follows the country you depart from — the authority above applies at your departure airport. Customs at arrival is separate.
如何打包 Mouthwash
随身携带行李: Yes — bottles of 3.4 oz (100 ml) or less inside your liquids bag; larger bottles go in checked luggage.
托运行李: Yes — no special limits beyond normal packing; bag the cap against leaks.
安检通道现场的安检官员拥有决定物品能否通过的最终裁决权。
常见问题解答 (FAQ)
Frequently asked questions
Can you bring Mouthwash in a carry-on?
Yes — bottles of 3.4 oz (100 ml) or less inside your liquids bag; larger bottles go in checked luggage.
Can you pack Mouthwash in checked luggage?
Yes — no special limits beyond normal packing; bag the cap against leaks.
Last verified:
Verified against official sources. Rules change — for high-stakes items, confirm with your airline and the screening authority. Our verification method →