Overview

• The change takes effect October 6, 2025, with carry-on sizers being removed from all gate areas across the network.
• Bag sizers will remain available in lobbies and check-in areas to identify oversized items before passengers reach security.
• Gate agents will rely on judgment to assess bag size and are instructed to err on the side of the customer when a bag is only slightly over.
• Written limits are unchanged at 45 linear inches with one carry-on and one personal item, and extra items like crossbody bags or purses must be consolidated.
• American is following United’s 2020 precedent, and reporters who obtained the internal memo noted concerns about greater subjectivity and uneven enforcement.