Join Date: Jul 2004
Location: Live: IWI; Work: DCA/Everywhere; Play: LAS/SJU/MLE
Programs: AA EXP, DL PM, Hyatt Glob, Marriott Ambassador/LTP, Nat'l Exec Elite, LEYE Gold
Posts: 7,439
I've found that as long as it's the same calendar day it's no problem. You can pick up an 11:30pm reservation at 7am. But you can't pick up a 5am reservation at 11pm the night before without "changing" it.