On Air Travel: China vs the US

James Fallows:

Three weeks ago my wife and I flew China Eastern from Beijing to Shanghai and, thanks to traffic miracles on both ends and the absence of the usual Beijing departure hold, made it door-to-door in about four hours.
Today I flew US Airlines from Washington to Boston, a more-or-less comparable route, in just about the same door-to-door time. One difference: Beijing-Shanghai is more than half again as far (576 nautical miles, vs. 343). Another: often I’ve been loaded onto a 747 for the Chinese route, versus the Airbus 319 that is standard for US Air. But here’s the general compare/contrast rundown: