eBay has this Canon PowerShot SX40 12.1MP HS Digital Camera for $289.99 after instant savings. It features HDMI output and a 2.7" LCD screen. Dell has the same item for $349. Shipping is free.
PowerShot SX40 HS 12.1 Megapixel Bridge Camera - Black (2.7" LCD - 35x Optical Zoom - Optical IS - 4000 x 3000 Image - 1920 x 1080 Video - HDMI - PictBridge - HD Movie Mode)
is also available at these stores: