LA: ICN-EZE r/t in J as low ~US$3,100 (mini-rtw, sort of)
MPM fare that allows transit via TATL/TPAC or both. First stopover is free and costs $100 each for two more extra stops. It might be useful for some, although it's hard to build on GF, even on ITA.
ICN-LAX-LIM-EZE-LIM-BCN-ICN -
https://goo.gl/flights/43Rg
ICN-SYD-AKL-SCL-EZE-SCL-LAX-NRT-ICN -
https://goo.gl/flights/JCVm
LATAM (LA) IEXEV00Q
edit: links are showing CAD