Ignoring the nonsense above, save that for a fox news chat board.
Airlines don't need to comply, they do this on the basis of good air filtration and regular cycling of air. Personal protection and good hygiene practices are the best you can do.
Distancing can't be done in some environments, all you can do is take precations and accept the risk. After all, if you can go to the shops regularly then a helicopter flight isn't changing the risk profile that much.