I remember reading about how the major airlines now are more of a "bank that happens to have planes," due to the loyalty programs being worth significantly more than the airline. Delta Air Lines earned $8.2 billion from American Express in 2025, surpassing ticket sales revenue. [1] I primarily use my favorite's airlines credit card because it gives me perks such as priority seating, and free checked bags. I am pretty…
The $8.2billion from American express pays basically is buying tickets and ticket extra, it buys them some points, lets ignore multiples for now, it buys them 8.2billion points, which they give to customers which then buys tickets.
If Spirit accepts USDC instead it wouldn't be that much different.