Know your zone ahead of time and go to the gate promptly to take advantage of Delta's boarding zones. Use the early boarding available prior to Zone 1 if you need additional help or are traveling with family. Selecting a seat near the front may enable you to board early for economy passengers, as boarding zones are usually determined by seat placement. A smooth boarding process is ensured by paying attention to gate announcements and keeping your boarding pass ready.

Delta Airlines Boarding Zones: What to know?
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Delta Airlines Boarding Zones: What to know?

Delta One and First Class on Zone 1, with Medallion and Premium backing them. Delta Sky Priority can speed up the process, and meanwhile economic board last.