On Delta Air Lines in 2026, "Priority Boarding" is a high-value benefit primarily associated with Zone 5. This specific zone is reserved for passengers who hold co-branded Delta SkyMiles American Express cards (Gold, Platinum, and Reserve). Above this, "Premier" boarding occurs for those in Delta One, First Class, and Diamond Medallion status. If you have the right credit card, you and up to eight companions on your reservation can board during Zone 5, ensuring you find overhead bin space for your carry-on before the general boarding zones (Zones 6–8) begin. In 2026, Delta continues to use this system to drive loyalty, making it a premier perk for frequent flyers who want to bypass the most crowded part of the gate area and settle into their seats with ease.