There is no saver level award availability on American on the four days preceding the game, or the three days following the game for the return flight. (rewardexpert.com)
If you are looking for a flight and the search engines say there is no low level award availability, there are ways to be creative and check some alternative routes. (creditwalk.ca)
Flying Delta using Korean Air miles requires you to find saver level award availability on Delta first. (pointswithq.com)