Oz,
Transfers from LP to member airline FF programs are only valid on LP carriers. Thus U cannot transfer LP miles to ACES, for example, and then use on AF/CO.
Lan Chile is not a LP member airline ='s no dice for travel on Lan Chile. They R a new OW member.
U might be able to work a trade using AA miles or another OW member like BA, for example.
[This message has been edited by tvl4free (edited 12-02-2000).]