Hong Kong-listed airline stocks continued to strengthen during the session, with Air China (00753.HK) and China Eastern Airlines (00670.HK) both surging by more than 8.5%, China Southern Airlines (600029.SH) rising by more than 8%, Beijing Capital Airport (00694.HK) rising by more than 4%, and Cathay Pacific Airways (00293.HK) rising by more than 2%.