It could be cold, to be fair, once you got far enough up in the atmosphere (or out of it).

"Some of our fights stay grounded, but sometimes we're all the way out of orbit, so flying's important. But it's not as bad to pick up as it sounds. Mostly, you just gotta be sure you don't start too fast."

And the flight rings, mercifully, seem considerably more forgiving to him than learning to fly with the Nova Force had been. They don't get up to such ridiculous velocities. If he'd learned that way, he's pretty sure he wouldn't have crashed facefirst into the moon.