While you're booking a ticket, a pop-up asks you if you want to save a little money by applying for a credit card.

Did Spirit Airlines pull a bait-and-switch on a credit card application?

It’s no secret that airlines make a bundle by upselling customers on extras when they buy tickets, and one huge moneymaker is the affinity credit card. While you’re booking a ticket, a pop-up asks you if you want to save a little money by applying for a credit card. (What they often don’t tell you is that certain, highly-restrictive terms may apply.)