Reaching the "Million Miler" milestone on major airlines in 2026 provides substantial lifelong rewards as a thank you for long-term loyalty. On Delta Air Lines, 1 Million Milers receive lifetime Medallion Status, a higher priority for upgrades, and a selection of luxury gifts and special bag tags. United Airlines offers 1 Million Milers lifetime Premier Gold status (starting in 2027) and the unique ability to share that status with a spouse or significant other for life. American Airlines provides lifetime Gold status and bonus miles upon reaching the million-mile mark. These programs are designed to reward "butt-in-seat" miles rather than miles earned through credit cards, meaning they reflect a career of frequent travel. Beyond the status perks, million-mile flyers often receive "proactive" service from airline staff and are prioritized during travel disruptions, ensuring that their decades of loyalty translate into a smoother, more comfortable travel experience forever.