Originally Posted by nd_eric_77

It sounds like CO is trying non-ST-member airlines for your LCA-KUL flight. Other people know CO better than I do, but with DL, non-ST-member award redemption partners tend to have higher mileage requirements than ST-members for the same origin / destination pairs. eg: LAX-ICN-CKG for 60k on KE, or LAX-KUL-CGK for 70k on MH, or LAX-SIN-CGK is 70k on SQ (all for economy).