You might want to check with AA because you can accrue on Lan Argentina w/in Argentina - so maybe they aren't OW, but maybe they are a fully-participating AA partner.


*Travel Wholly Within Argentina
Effective Dec. 1, 2005, for LAN Argentina flights (LA flight numbers, operated by LAN Argentina) that operate wholly within Argentina, fare classes G, K, L, M, N, O, Q, S, V are not eligible for mileage accrual.