Can I Bring Pepper Spray on a Plane to United States?
Pepper Spray
Allowed
Checked only
According to TSA guidelines, checked only. One 4 fl. oz. (118ml) container max. Must have safety mechanism to prevent accidental discharge. Max 2% tear gas (CS/CN). Check with airline as some may not allow.
The final decision rests with the TSA officer on whether an item is allowed through the checkpoint. Official TSA Rules →
Quick Rule
Carry-on baggage
Not Permitted
Checked baggage
Allowed
TSA Officer
Makes the final decision
Source: Official TSA Regulations ↗Updated: May 20, 2026
Also known as
pepper spraymaceOC sprayself defense spraypersonal defense spray
Accurate
Information from official airline & aviation sources
Fast
Get answers in seconds
Global
Integrating new airline guidelines and regional rules
Trusted
Used by travelers worldwide
More Weapons & Firearms
View all →
Ammunition
Carry-on
Not PermittedChecked
Restrictions Apply
BB Guns
Carry-on
Not PermittedChecked
Restrictions Apply
Billy Clubs
Carry-on
Not PermittedChecked
Allowed
Black Jacks (Self-Defense Weapons)
Carry-on
Not PermittedChecked
Allowed
Brass Knuckles
Carry-on
Not PermittedChecked
Allowed
Compressed Air Guns
Carry-on
Not PermittedChecked
Restrictions Apply