Airlines have been upcharging everything from assigned seats to carry-on bags. Customers are finally pushing back

For years, some of the biggest airline companies in the U.S. have been increasingly relying on ancillary fees—like advanced seat assignments and carry-on bag costs—to meet their bottom lines. Now, passengers are getting sick of it.

On August 19, two separate lawsuits filed against Delta and United allege that both airlines have charged passengers an extra fee for “window” seats that didn’t actually have windows.

“This class action seeks redress for Delta’s intentional practice of charging passengers premium fees to obtain seats that Delta indicates have a ‘window,’ but which are actually next to a blank wall,” the Delta suit reads.

The lawsuits come as airlines’ complicated ticketing processes have faced increased scrutiny for potentially using dark patterns to deceive customers and boo