
HBR Staff/Jonathan Kitchen/Getty Images
Summary.
In the years since The Economist spotlighted the astonishing scale of loyalty points — particularly frequent-flyer miles — as a potential global currency rivaling traditional money in 2005, usage has grown rapidly in size and scope. For example, the number of flight redemptions at Southwest Airlines doubled from 5.4 million in 2013 (representing 9.5% of revenue passenger miles) to 10.9 million in 2023 (representing 16.3% of revenue passenger miles).