Delta, United Airlines sued for charging extra for windowless ‘window seats'
1. Delta Airlines faces a lawsuit over misleading window seat bookings. 2. Passengers seek damages for seats labeled as window but without windows. 3. The lawsuit could involve more than a million affected passengers. 4. Compared to peers, Delta does not flag non-window seats properly. 5. Ancillary revenues from seating fees are pivotal for airlines' profits.