When airline SAS launched a challenge to create frequent flyer “millionaires,” around 50,000 people signed up. Only 900 made ...

“In some ways, they're not really frequent flyer programs at all. They're big spender programs,” Sitaraman said. That's because loyalty programs have become an important source of revenue for ...

Lee, who’d never been previously interested in frequent flyer programs, is now a SkyTeam aficionado. “Now every SkyTeam airline feels like a familiar neighbor,” she says. “Whenever I board ...