Originally Posted by
hiima
JFK-LAX 9pm or later, easy upgrade.
Agreed. For what it's worth, I've never not cleared a complimentary upgrade on the 10pm/10:15pm JFK-LAX flight (of course, you're arriving at 2am, so you need to weigh that into your decision). Midweek, I've also found the 6am JFK-LAX flight to be fairly easy.
-FlyerBeek