Airlines Aren't Airlines. They're Banks That Fly Planes.

In 2025, Delta made about $5.8 billion in operating profit from flying. In the same year, American Express paid Delta about $8.2 billion, mostly for miles. So how do airlines really make money? We break down how frequent flyer miles became a currency that only the airline can print, why banks happily pay billions for them, and why United's loyalty program was once valued at about twice the whole airline. 0:00 $5.8 billion vs $8.2 billion 0:42 Why flying is a terrible business 1:14 The birth of frequent flyer miles 1:35 How the miles machine works 2:01 Why banks pay so much 2:33 Why miles are a great deal for airlines 3:06 The miles nobody uses 3:18 The $22 billion loyalty program 3:50 Why they keep pitching you a card 4:15 The real business model Sources: Delta Air Lines full-year 2025 financial results; United Airlines 2020 MileagePlus financing (reported by Skift). This video is for educational purposes only. Not affiliated with any airline or card issuer. #economics #business #airlines