Can I Bring Knives with a blade over 6 cm on a Plane to Canada?
Knives with a blade over 6 cm
Allowed
Checked only
According to CATSA guidelines, a knife with a blade over 6 cm must be placed in checked baggage.
The final decision rests with the CATSA officer on whether an item is allowed through the checkpoint. Official CATSA Rules →
Quick Rule
Carry-on baggage
Not Permitted
Checked baggage
Allowed
CATSA Officer
Makes the final decision
Source: Official CATSA Regulations ↗Updated: May 20, 2026
Also known as
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