American Airlines Philadelphia Flagship Lounge Expansion (viewfromthewing.com)

American Airlines plans to expand its Philadelphia Flagship Lounge into the adjacent Admirals Club space around March 2027, nearly doubling its footprint to accommodate summer transatlantic demand. The move integrates the 11,000-square-foot A West Admirals Club with the existing 12,500-square-foot Flagship area, though no replacement club has been announced for affected members.