A major shift in how airline passenger data is handled could reportedly affect millions. What does it mean for you the next time you book a flight?

But this raises questions about the future of TSA’s increasingly popular PreCheck program, since the shoes-off requirement and other restrictions for standard screening are exactly what PreCheck was ...

Southwest Airlines no longer includes two free checked bags for all fares. Here’s who still qualifies, how much fees cost, and how it compares to other airlines.