Originally Posted by UA Apologist

To be clear, each of ATL-ICN, ICN-SYD, AKL-ICN, and ICN-ATL in my post above is, of course, operated by Korean Air and is bookable with miles in your accounts with Delta. Moreover, please note that, using Pay with Miles, 430K miles would reduce your fare by $4,300, whereas, using the examples in my post above, you should be saving at least $12,000, i.e., the fare for one of you.