Amazon offers its Amazon Prime members the Integral Courier 16GB USB 2.0 Flash Drive, model no. INFD16GBCOU, for $16.99 with free shipping. (Non-members can spend $25 or more to get free shipping; otherwise, shipping costs $5.01.) That's $1.06/GB, $33 off list, and the lowest total price we could find.

Amazon Prime membership is $79 per year; however, Prime is free for college students for six months, and free for parents and caregivers for three months.