Iirc, open jaws often rely on the open portion mileage being less than the trip portions; if so, you won't be finding any open jaw fares applying to your projected travel.
Originally Posted by malcolmkettering
...I want to combine an outbound flight on a paid ticket from the US (using SWU) with a OW award (OW150C) to travel around Asia/Oceania/Europe, take a transatlantic cruise to S. America, then fly home to the US on other half of paid ticket (using other SWU)....