Business class to London $1698 round-trip

Silverjet, the all-business class airline flying between Newark and London's Luton Airport, is offering $500 off its normal lowest fare, if you purchase by Nov. 30 and travel by Jan. 31. You can only buy this by phone at 877 359 7458. And you will not find this offer on Travelocity, Orbitz, etc.  See details.