FlyerTalk Evangelist
Join Date: Nov 2000
Location: Nashville -Past DL Plat, FO, WN-CP, various hotel programs
Programs: DL-MM, AA, SW w/companion,HiltonDiamond, Hyatt PLat, IHF Plat, Miles and Points Seeker
Posts: 11,080
You may want to check with more local folks on places like Nextdoor or Facebook groups.
My guess is that very early in the day there are more spaces as folks that flew in the day before have all left spaces open and you get there before anyone else does for the day.