Can You Carry Pepper Spray On A Plane? Everything Travelers Should Know

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Last Updated on Nov 16, 2025 by EazyFares Team, Leave a Comment

Carry-On vs. Checked Baggage – What’s Allowed

TSA does not allow Mace or Pepper Spray in the Carry-On baggage as it is considered hazardous material. However, only a single 4 fl. oz. (118 ml) container containing the mace or pepper spray is allowed within the checked baggage and this is only possible when the container is equipped with a safety mechanism that does not trigger any accidental fumigation.  

Airline Policies on Pepper Spray

Self-defense sprays like the Pepper Spray and Mace Spray that has 2 percent by mass of tear gas (CS or CN) are forbidden in Carry-on baggage under all situations. Passengers should strictly adhere to the Pepper Spray guidelines issued by TSA for international flights entering into the USA. 

United Airlines, JetBlue and Southwest prohibit Pepper Spray and Mace Spray in the Carry-on baggage.  While the spray in the checked baggage allowed is a single 4oz container, having a rigid safety mechanism in place. 

International Flight Rules – What Changes?

The Transportation Security Administration (TSA) does not allow self-defense sprays containing over 2 percent by mass of tear gas (CS or CN) packed inside the checked baggage. These self-defense sprays consist of pepper spray, and there are a few airlines that will simply not permit it in checked bags. 

On the other hand, the International Flight Rules as provided under the international aviation regulations (ICAO/IATA) prohibit self-defense sprays inside the carry-on and the checked baggage.  

Why Pepper Spray Is Restricted on Airplanes

Mace or Pepper Spray is regarded as hazardous material and may seriously affect the safety and security of the fellow passengers in many ways. Therefore, the Transportation Security Administration (TSA) does not allow carrying pepper spray in Carry-On baggage. 

What Happens at TSA Security Check

TSA Security check is a crucial part of the overall security process that is carried out extensively before a passenger boards the flight. The security check ensures whether the passenger is carrying any hazardous material in his or her baggage, and if such a material is found it is immediately confiscated. 

Alternative Self-Defense Options for Travelers

Personal alarms (120-140 decibels), OC Spray and Flash Light ((1,000+ lumens) are good alternatives to pepper spray while traveling on domestic and international flights.

What Happens If You Try to Bring Mace or Pepper Spray Through the TSA Security

Pepper Spray of any make or quality is not allowed in the Carry-On bag, and no sooner the TSA finds it in your bag on the check points, it will be confiscated immediately without any exception.  

Tips for Safe and Legal Travel

  • Do not carry any hazardous material either in your carry-on luggage or checked baggage.
  • Adhere to the TSA guidelines to ensure safe and legal air journey
  • Always have the travel insurance handy with you
  • Never travel with illegal drugs or masticatories in your carry-on or checked baggage
  • Get yourself vaccinated and have the certificate of vaccination undersigned by the doctor or physician in your possession.
  • Always include a small first aid kit in your carry-on baggage.
  • Always use the bag that is comfortable to carry, secured by zipping and light in weight.
  • Do not clutter or over-stuff your carry-on baggage.  
Conclusion 

Safety of the passengers and their convenience is always the first priority in the air journey, and in this context, the TSA prohibits carrying pepper or the mace spray in carry-on baggage and also limits the presence inside the checked luggage. 

FAQs

Q: Can you bring pepper spray in your carry-on bag?
A: Mace or pepper spray is not allowed in the Carry-on baggage under any circumstance according to the TSA regulations.  

Q: Is pepper spray allowed in checked luggage?
A: One 4 fl. oz. (118 ml) container containing the mace or pepper spray is allowed within the checked baggage and this is only possible when the container is equipped with a safety mechanism that does not trigger any accidental fumigation.  

Q: Are rules different for international flights?
A: TSA regulations and limitations with regard to Mace of Pepper Spray are applicable on the flights that depart or arrive into the USA. There are further more limitations applicable in the international flights and this is based on the destination as well as the prevailing policy of the airline.  Make sure that you check the airline policy and the regulations of the destination country with regard to carrying the pepper spray.  

Q: What happens if the TSA finds pepper spray in your bag?
A: Pepper Spray of any make or quality is not allowed in the Carry-On bag, and no sooner the TSA finds it in your bag on the check points, it will be confiscated immediately without any exception.  

Q: Are there alternatives to pepper spray for self-defense while traveling?
A:
OC Spray and Flash Light are good alternatives to pepper spray while traveling on domestic and international flights. 

Q: Can airline staff or pilots carry pepper spray?
A:
The airline staff and pilots are debarred from carrying pepper spray or mace for self-defense on board in carry-on luggage. 

EazyFares Team
About EazyFares TeamView Posts

At EazyFares, we’re passionate about travel, storytelling, and the magic of discovering new cultures. Our team of enthusiastic writers and globe-trotters brings a unique blend of wanderlust and creativity to every blog we share. Whether we're diving into travel tips, exploring hidden gems, or recommending the best rom-coms to watch on your next flight, our love for adventure and cinema always shines through. With a mix of travel inspiration and practical insights, we aim to make your journey unforgettable—because at EazyFares, the world is just a ticket away!

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