Quick rules for flying with contact lens solution 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
Standard rule: 3.4 oz (100 ml) per container in carry-on. If you declare it as a medical necessity, larger containers may be allowed in carry-on but require additional screening.
Also known as: contact solution, saline solution
⚠️ Airline rules vary and change frequently. This page summarises common guidance — always confirm with your specific airline before flying, especially for international travel.