No — pepper spray is not allowed in carry-on bags. One container of up to 4 oz is permitted in checked baggage if it has a safety mechanism that prevents accidental discharge and contains no more than 2% tear gas by mass.
Here is what you need to know about bringing Pepper Spray / Mace through airport security. Pepper Spray / Mace is not allowed in carry-on bags — Defense sprays not allowed in cabin. Pepper Spray / Mace is allowed with conditions in checked baggage — One 4 oz container with safety mechanism. Pepper spray up to 4 oz is allowed in checked bags only. Must have safety mechanism to prevent discharge. TSA officers have the final say on what is allowed through the checkpoint. If you are unsure, check the TSA website or ask an officer at the airport.
| Item | Carry-on | Checked |
|---|---|---|
| Pepper spray up to 4 oz with safety cap | Not allowed | Allowed |
| Pepper spray over 4 oz | Not allowed | Not allowed |
| Bear spray | Not allowed | Not allowed |
| Personal alarm (no spray) | Allowed | Allowed |
Everyday items like umbrellas, books, candles, and pet carriers are generally allowed through airport security without restrictions. Items like thermoses, paper clips, and everyday accessories pose no security concern and can be packed in either carry-on or checked bags.
Yes — one container of 4 oz or less with a safety mechanism to prevent accidental discharge. Larger canisters and bear spray are prohibited in checked baggage as well.
An accidental or intentional discharge in a pressurized cabin would incapacitate passengers and crew, so defense sprays are limited to the cargo hold.
No, Pepper Spray / Mace is not allowed in carry-on bags. Defense sprays not allowed in cabin. Pack it in checked luggage instead.
Pepper Spray / Mace is allowed in checked baggage with conditions. One 4 oz container with safety mechanism.
If Pepper Spray / Mace is found in your carry-on, TSA will ask you to surrender it, return it to your vehicle, give it to a companion, mail it to yourself, or place it in checked luggage if time permits.
TSA rules apply at U.S. airports regardless of destination. However, your arrival country may have different import regulations for Pepper Spray / Mace. Check the customs rules of your destination before packing.