That can be a squadron, or maybe a 'wing'...
fleet
A formation.
a flight, formation, squadron
A group of fighter plans (and bomber planes) is called a squadron. The size can be four or six planes to a squadron and there is a squadron leader.
The collective noun for a group of planes is a fleetof planes.
When the American planes were bombed when they were returning from a drill, that was not the only prepared group.
False
FLIGHT 19
There were four planes that were hijacked on September 11. The hijackers were part of the terrorist group, al-Qaeda. Osama Bin Laden ordered the attacks.
yes he was the leader of the terrorist group that flew the planes into the towers
Generally a Squadron - 10-15 aircraft . A wing is usually 3 Squadrons, a Group is usually 3-8 wings
might depend how many, e.g. squadron, wing, flight etc.