I mean, let’s assume that this problem is as simple and everything else on the ground and with scheduling works perfectly (which it isn’t and everyone here is r

I mean, let’s assume that this problem is as simple and everything else on the ground and with scheduling works perfectly (which it isn’t and everyone here is rightly calling you out on. Ever work in an operations environment? Shit goes wrong fast). You still have to contend with the laws of physics. AKA the speed of aircraft and distance between airports. Compound that thousands of planes making potentially cross country trips and it will take days to do what you are suggesting, leading to the same problem SWA is already facing.