Private Peace

The Friday File: The median airplane traveler would pay an extra 5%-10% for an adult-only flight that’s up to three hours in duration. For a six-hour flight, it’s 10%-20%. When asked how much extra they would pay to sit in a child-free zone, the response is 1%-5%. Among passengers who already pay for an upgraded seat, the amount they would pay is usually double the median. I would pay quadruple.