Quick rules for flying with mouthwash in carry-on and checked baggage. Verdicts and conditions across the major aviation regions below.
🇺🇸 United States (TSA)
Carry-on
With limits
Checked bag
Yes
Counts as a liquid. 100 ml in carry-on, full size in checked.
Also known as: listerine
⚠️ Airline rules vary and change frequently. This page summarises common guidance — always confirm with your specific airline before flying, especially for international travel.