Delta military verification helps eligible active-duty service members access travel benefits such as extra baggage allowances, priority boarding, and flexible travel support. Travelers may need to verify their military status through customer service, airport check-in, or by providing official military documents like a military ID or travel orders. While Delta does not always offer a permanent military verification option directly within SkyMiles accounts, benefits can still be added to eligible reservations before travel. Passengers are encouraged to confirm documentation requirements in advance to avoid delays and ensure all military travel benefits are properly applied during their journey with Delta Air Lines.