Any health care funding plan that is just equitable civilized and humane must - must - redistribute wealth from the richer among us to the poorer and the less fortunate. Excellent healthcare is by definition re-distributional.
Air travel survived decades of terrorism including attacks which resulted in the deaths of everyone on the plane. It survived 9/11. It'll survive the next successful attack. The only real worry is that we'll scare ourselves into making air travel so onerous that we won't fly anymore.