— -- These are tumultuous times for frequent fliers, as struggling airlines continue to add new fees and restrictions to their loyalty programs. So we've invited frequent-flier expert Randy ...

Delta e-credits can be used just like cash to buy flights. But they can also disappear from your Delta account without warning. A Delta frequent flyer wrote to the company’s CEO to say that’s not fair ...

Since Delta Air Lines eliminated its award charts a decade ago, the Delta SkyMiles program has become notably more unpredictable and, at times, outrageously expensive. With business-class flights on ...