YES — Allowed in Carry-on Bags on Air France
Digital and medical thermometers are allowed in carry-on. Mercury thermometers are restricted to carry-on (maximum one per person, in a protective case).
Can you bring thermometer on Air France?
Quick Answer
Yes — Thermometer is allowed in carry-on bags on Air France flights. Digital and medical thermometers are allowed in carry-on. Mercury thermometers are restricted to carry-on (maximum one per person, in a protective case).
Also known as: digital thermometer, mercury thermometer
What is thermometer?
Yes — Thermometer is allowed in carry-on bags by TSA. Mercury thermometers are restricted to carry-on (maximum one per person, in a protective case). Mercury thermometers are prohibited in checked baggage holds.
Allowed In Cabin
Digital and medical thermometers are allowed in carry-on. Mercury thermometers are restricted to carry-on (maximum one per person, in a protective case).
Allowed In Hold
Mercury thermometers are prohibited in checked baggage holds. Digital thermometers are allowed.
Airline & country baggage checker
Pick your airline or destination to see the limits that apply to Thermometer.
Medical Item Guidelines on Air France
49 CFR § 1544.219 — TSA Medical Regulations
The TSA operates under 49 CFR § 1544.219 guidelines permitting medically necessary liquids, gels, and aerosols in reasonable quantities exceeding standard 3.4 oz limits. While prescription labels matching your photo ID are not strictly legally required by federal law, carrying original labeled pharmacy packaging drastically reduces checkpoint screening friction.
Security Checkpoint Screening Procedure
Medication and medical devices such as thermometer receive special consideration from TSA security personnel. Inform the officer at the start of the screening belt if you are carrying prescription drugs, liquid pharmaceuticals, or specialized equipment. Medical items are not required to fit inside a 3-1-1 liquids bag. Officers may visually inspect the containers, test for trace explosives, or ask you to open non-sterile outer packaging while ensuring your medical items remain sanitary.
Step-by-Step Packing Guide for Air France Passengers
Pack thermometer in its original pharmacy container with the prescription label intact — this avoids security questions in any country.
Liquid medicines over 3.4 oz are permitted if medically necessary; declare them separately to the TSA officer before screening.
Keep a printed copy of your prescription or a physician's letter accessible at the checkpoint for international trips.
Store temperature-sensitive medicines in an insulated pouch with an ice pack; inform the airline in advance if refrigeration is needed.
Carry sufficient doses in your carry-on for the full journey in case your checked luggage is delayed or misrouted.
Frequently Asked Questions
Verified travel information
This document has been reviewed and verified by our travel reference editors. All statuses, notes and guidelines are checked against live security feeds from the TSA (Transportation Security Administration), FAA (Federal Aviation Administration) and CBP (Customs and Border Protection).