The world tour kicked off Nov. 6, the sixth leg of which starts July 9 at the First Niagara Center in Buffalo.
Tickets for the second show of that leg, at New York City's Hammerstein Ballroom on July 10, have skyrocketed on the resell market.
Over the past week, ticket prices are up 80 percent, from $365 on average to $652, according to RazorGator. That's 104 percent more than the average of for the tour.
For comparison, Jay-Z and Beyonce's joint On the Run Tour drew an average $244 per ticket on the secondary market. Average Timberlake tickets are $320.
Forbes attributes the price increase to Timberlake playing in smaller, yet still sizable venues, like the Staples Center in Los Angeles and TD Garden in Boston.