Originally Posted by
cooberp
The routing that would work is LAS-ORD-CUN (2,958 EQM), but unfortunately American's routing rules seem to require that to be booked as two separate one-ways, making it very pricey.
Check the fare rules for permitted routings (after you figure out how much extra you're willing to pay).
Personally, I would try to keep segment count down in order to minimize risks of misconnect. LAS-JFK-CUN?