An operation like this required lots of time and preparation, and since there were guards, workers, and people with Veritas Lenses, they needed to take care of that first.
Besides, they had to get a hold over the control tower because it was there that news about arriving planes got first.
If there was a change of schedule, a change of plans on the enemy side, it would get there first.
"Your transport is ready, Master," the Chimaeric Demon said, gesturing towards the flying car.
Erik nodded. A door slid open, revealing a luxurious interior. How the Chimaeric Demons got the car was a mystery. It was probably stolen, but at this point Erik didn't care. He climbed in, settling into the plush seat as the Chimaeric Demon took the pilot's position.