Flying in United First Class on a standard domestic flight within the United States does not automatically grant you access to the United Club lounges. This is a common misconception, as many people assume "First Class" always equals "Lounge Access." However, United’s "high-fidelity" policy reserves complimentary lounge access for passengers flying in United Business or United Polaris on international routes, or for those on specific premium transcontinental routes (such as Newark to Los Angeles or San Francisco). If you are simply flying First Class from Chicago to Orlando, you will not have access unless you hold a United Club membership, have high-level Star Alliance Gold status, or carry a specific premium credit card like the United Club Infinite Card. If you are a First Class passenger without these credentials, you can still purchase a "One-Time Pass" for the lounge via the United app, provided the lounge is not at capacity. This policy ensures that the lounges remain exclusive for long-haul and top-tier frequent flyers while encouraging domestic premium passengers to consider a membership for their regular travels.