Delta, American Airlines, United, and other major airlines increased their cancellations due to nationwide thunderstorms.

Flight cancellations and delays disrupted operations at multiple airports across the U.S. Boston's Logan International ...

Severe weather continues to snarl air travel, with hundreds of flights canceled and thousands more delayed.

So far, Tropical Storm Bertha doesn’t seem to be significantly impacting air travel, but there have been other cancellations. Here's what travelers should know.