Passengers say Delta and United sold "window" seats without windows, sparking class actions over deceptive fees.

United and Delta airlines are facing separate class-action suits for allegedly not warning passengers that window seat they're booking with extra fees does not have a window view.

Delta Air Lines and United Airlines were sued on Tuesday by passengers who claimed they paid extra money to sit in “window” seats, only to find themselves placed in seats next to a blank wall.

Two major US airlines have been sued by millions of passengers for falsely advertising window seats. Separate lawsuits filed ...