A 2026 boarding pass—whether paper or digital—is a high-value document containing critical flight and security data. The most prominent information includes the Passenger Name, Flight Number, and Seat Assignment. It also lists the Departure Gate (though this is subject to change), the Boarding Time, and the Scheduled Departure Time. Importantly, it features a 2D Barcode or QR Code that contains your PNR (Passenger Name Record) data, which security and gate agents scan to verify your identity. Other printed details often include your Frequent Flyer number, any TSA PreCheck or Global Entry eligibility (marked as "PRECHK"), and your Boarding Group. Some passes also list the terminal, class of service (e.g., "Economy" or "Business"), and even the number of checked bags. Keeping this document secure is vital, as the barcode can sometimes reveal sensitive booking details to those with the right scanning software.