Originally Posted by
ISTFlyer
Would depend on the hotel you're going to stay.
If you have status with a major hotel chain, consider staying at one of their properties to increase the odds that you would receive early check-in.
Thanks. Haven't really researched this yet but I have status at Marriott, Hyatt, Hilton and IC. I think location is probably the most critical factor as I only have a day and don't want to waste time getting to and from a location that is not central.