If you've checked in online for a flight or selected your seat in advance, you may have been presented with a visual seat map ...

A traveler boarded the plane for his five-hour flight to find an important part of his window seat was missing ... to me ...

Megan Meza As Megan Meza settled into her window seat on ... and even swapped seats with the woman in between them to sit next to each other. Later, when the plane landed, they exchanged contact ...

“Checked in early, got my seat by the window. And I really like seeing snow out from the window plane,” the user wrote. “And [at] the last minute, I was pulled aside by the attendant.

A flight passenger said a woman was spraying cleaning disinfectant all over her seating area of the plane ... middle seat and was asked to get up so the user could claim the window seat.