The crossword solution for the term 'SEAT OPTION' is AISLE, which is a five-letter word. An AISLE is a passage between rows of seats in a theater, church, or other public building. It is also a passageway between shelves of goods in a store. In an airplane, an AISLE is a narrow corridor that runs between the rows of seats. AISLE seating is a popular option for many travelers, as it allows for more legroom and easier access to the lavatory.