Weapons

Can I bring brass knuckles on a plane?

Quick rules for flying with brass knuckles in carry-on and checked baggage. Verdicts and conditions across the major aviation regions below.

🇺🇸 United States (TSA)

Carry-on
No
Checked bag
Yes

Banned from carry-on. Allowed in checked baggage — but they're illegal to possess in many US states and most countries. Check local law at your destination.

🇪🇺 European Union (EASA)

Carry-on
No
Checked bag
No

Illegal to possess in most EU countries. Do not travel with them.

🇬🇧 United Kingdom (CAA)

Carry-on
No
Checked bag
No

Offensive weapon under UK law — illegal to possess.

🌎 Latin America

Carry-on
No
Checked bag
No

Banned across LATAM as a prohibited weapon. Don't bring.

🌏 Asia (ICAO / IATA baseline)

Carry-on
No
Checked bag
No

BANNED across Asia — classed as prohibited weapons in Japan, Singapore, Hong Kong, China, South Korea, India, Thailand, Indonesia, Malaysia. Possession can mean fines or imprisonment. Do NOT bring.

🇦🇺 Australia & Pacific (CASA)

Carry-on
No
Checked bag
No

Prohibited weapon across all Australian states + NZ. Confiscated at border, charges possible. Do not bring.

Also known as: knuckle duster
⚠️ Airline rules vary and change frequently. This page summarises common guidance — always confirm with your specific airline before flying, especially for international travel.
Last reviewed: May 2026
Regional authorities: TSA ↗ · EASA ↗ · UK CAA ↗ · IATA / ICAO ↗ · CASA AU ↗ · IATA DGR ↗
⚡ Check airline-specific rules