In the 2026 U.S. aviation market, Southwest Airlines and Delta Air Lines are consistently recognized for offering some of the highest compensation and most robust benefit packages for gate and customer service agents. While starting wages vary by location, senior agents at these carriers can earn significantly above the industry average, often reaching $25 to $30 per hour when factoring in longevity pay and union-negotiated increases. Southwest is particularly known for its profit-sharing programs and strong employee culture, which often results in higher "total compensation" than regional or low-cost competitors. Delta also invests heavily in its ground staff, offering competitive performance bonuses and industry-leading flight benefits. It is worth noting that specialized roles, such as Aviation Enforcement Agents or those in cargo management, often command even higher salaries than standard passenger gate agents. For those entering the field, the "Big Three" (Delta, United, and American) along with Southwest remain the primary targets for long-term career growth and top-tier pay in the airport environment.