Originally Posted by
finite7777
Stopover maybe but unless Louisville is east of New York city, distance no That's part of the confusion, one is substantially shorter but more expensive.
The real issue is that BA thinks a 2-cabin business first is first class, while the originating carrier AA considers it a business level reward.
The stopover wouldn't have anything to do with it, if anything that would make relatively more expensive since o/w domestic awards do not allow for stopovers.