Buy.com has a SanDisk 512MB Cruzer Titanium Hi-Speed USB 2.0 Flash Drive + Kingston 512MB  Data Traveler USB 2.0 Hi-Speed Flash Drive for $29.90 after $10 off $75 coupon and rebates with Free Shipping. 

• Redeem $10 off $75 coupon
• Add SanDisk 512MB Cruzer Titanium Hi-Speed USB 2.0 Flash Drive $39.95
• Add Kingston 512MB  Data Traveler USB 2.0 Hi-Speed Flash Drive $37.95
• Send in $20 rebate, $10 rebate and $8 rebate
• Final price is $77.90 - $10 coupon - $38 rebates = $29.90 shipped

Click here for the DEAL