Cheapest place to fly to the U.S. from the UK?

Does anyone know where one of the cheapest cities to fly to England? San Diego, San Francisco, Seattle, Denver, Albuquerque, Phoenix, Dallas, San Antonio, Kansas City, St. Louis, Chicago, Indianapolis, Columbus, Pittsburgh, New York, Boston, Philadelphia, Hartford, Charlotte, Atlanta, West Palm Beach, Nashville

New York, for sure, you can get some really cheap in London – Flights from New York. (£ 200 for LHR, JFK, back). In addition, LHR-JFK is the most common route of flight. New York also has something most, expensive hotels (average over £ 150/night) savings offset your flight. Chicago also has special offers if you want to fly a bit in the U.S. (cost a little more, and £ 250)

Slide Cleanup on Beach Drive in West Seattle