Picking a plane seat often comes down to personal preference. Window seats are ideal for those cranking out work or pretending to ignore seatmates, while seats at the back usually tempt passengers who want the most space for themselves and are looking to stretch out without too much guilt. Meanwhile, front-row economy seats are often a splurge for travelers prone to motion sickness. But if you really want to maximize your flying experience, take a tip from the experts: Flight attendants. They've got their own recommendation for the best seats, and no, it's not where you think.