On average, out of the 500 respondents who had purchased sports or concert tickets from StubHub within the past year, those who waited until the day of an event paid 30 percent less than if they had purchased tickets one month prior.

While many of the fans surveyed perceived that tickets would be more expensive closer to the event, more than half said they are making more last-minute plans, and nearly 30 percent said they have attended sporting events or ...