Originally Posted by
longing4piedmont
As to the LAS-ATL flight, a word of caution. In your case there are no other later flights and I've seen flights that were only 2/3's full in the afternoon, sell out by the time the red eye takes off..... Make sure you call at exactly 3 hours prior
I never miss flights EXCEPT when I'm in LAS. I've missed flights at least 5 times and had to SDC to a later flight. If there are IRROPs earlier in the day, the redeye will fill before the OP gets a chance to SDC.