Members of the military can get free airport lounge access primarily through United Service Organizations (USO) centers, which are available in most major U.S. and some international airports. These lounges are 100% free for active-duty service members and their families, providing food, drinks, and a quiet place to rest. Additionally, some airlines offer complimentary access to their own luxury lounges for active-duty military traveling on orders or in uniform; for example, American Airlines (Admirals Club) and United (United Club) often permit entry for uniformed personnel. Another highly effective method in 2026 is utilizing the American Express Platinum Card or the Chase Sapphire Reserve, both of which provide a Priority Pass membership. For active-duty military, these premium cards often have their annual fees waived under the Servicemembers Civil Relief Act (SCRA) or the Military Lending Act (MLA), essentially giving you "free" access to over 1,400 lounges worldwide as a benefit of your service. Always carry your Common Access Card (CAC) or military ID, as it is required for entry to any military-specific or airline-sponsored lounge.