The most sold mirrorless camera of the moment is the G5 kit for $499 at Amazon (ranking here). This is the same price you pay at BHphoto too (Click here) but they also have an additional offer for a dual lens kit for $56t with the 45-20mm lens.
And here are the other USA deals:
GF5 with 14-42mm X lens for $399 at Groupon.
GF3 with 14-42mm X lens for $318 on eBay US (Click here).
Black Panasonic GX1 cameras with 14-42mm X lens kit for $499 on eBay US (Click here).
Olympus 40-150mm lens is now for sale for $99 only at Amazon and Adorama.
Silver Panasonic 45-150mm f/4.0-5.6 Lens for $199 at BHphoto.
$30 price drop on the Panasonic Wireless Flash at Shop Panasonic.
$30 price drop on the Panasonic GH3 battery grip at Shop Panasonic.