https://www.google.com/flights/?sour...8;r=2017-12-09
$305 next-day turnaround in December for MIA-EZE, on Lan Peru (earns 50% EQM)
https://www.aa.com/i18n/travel-info/...n-airlines.jsp
Update: prices out at $268 on CheapOAir
Update 2: it earns more than 50%, as some legs are in B fare, I know it says operated by LAN Paraguay, but it's actually the same as lan-airlines for AA mileage (talking from experience.)