All hunting and fishing equipment that discharge a projectile are restricted from carry-on luggage, but they can be checked-in, if approved by your airline. These include bow and arrows, cross bows, harpoon guns, slingshots/catapults, spear guns and Hawaiian slings.
These items can cause harm to passengers and crew.
You will be asked to relinquish all dangerous or prohibited items found in your carry-on luggage. If you refuse:
We x-ray bags going on planes to make sure there is nothing dangerous in them. If something comes up on the x-ray that needs checking, the bag will be opened, searched and any dangerous or prohibited item will be removed.