Can you upgrade to AA when using miles? Yes, one can upgrade an American Airlines flight using miles. Further, there are various ways to upgrade an AA flight to a premium cabin class, such as by visiting its official website or speaking to a live person at customer service. However, American Airlines upgrade with miles features are provided to members of AAdvantage only. For more detailed information about this, visit AA's official website or read the blog from the provided link. Read more: https://tinyurl.com/aa-seat-upgrade #aaseatupgrade #americanairlinesseatupgrade #aaupgradewithmiles