Originally Posted by Richelieu
Is any airline using unconventional seat plans, like 2-2-2-2 or something like that?
2-2-2-2 would be the exact same layout as 2-5-2 with the middle middle seats replaced by an aisle.
In case the flight is empty, the middle middle seats would be empty anyway, so not much gained there, except for the people in the next-to-middle seats who now have an aisle instead of an empty seat next to them.
In case the flight is full, they can't sell as many seats as with 2-5-2.