All flare guns and flares are restricted from carry-on luggage, but they can go in your checked-in luggage.
A flare contains explosives that if discharged on board a plane would present as a significant risk to passengers and crew.
You will be asked to relinquish all dangerous goods and weapons found in your luggage, carried contrary to the restrictions. If you refuse:
You will be asked to relinquish all dangerous or prohibited items found in your carry-on luggage. If you refuse:
AvSec x-ray bags going onto aircraft to ensure 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 good or prohibited item will be removed, with a bag search notification form left within the bag.