Delta Air Lines' Loyalty Conundrum: Can SkyMiles Survive Amidst Soaring First-Class Profits?
![Delta Air Lines' Loyalty Conundrum: Can SkyMiles Survive Amidst Soaring First-Class Profits?](https://fortune.com/img-assets/wp-content/uploads/2025/01/Delta-SkyMiles-Problem-e1736371776637.jpg?resize=1200,600)
As American Express spending reaches a staggering 1% of the country's GDP, Delta Air Lines finds itself at a loyalty program crossroads. The airline's impressive first-class profits have sparked concerns that its loyalty program, SkyMiles, may be neg ...undefined