Originally Posted by Lindyhopper

At least on ITA you can make
DCA-DFW-JFK-LAX-PVG work (layover in LAX), as well as
IAD-DFW-BOS-LAX-PVG (layover in BOS)
for about $900.

I don't know if the layover is worth the extra miles or not. Still working some of the connections, as this fare is more flexible than most AA fares.

I also don't know how to find the maximum allowed on this fare, which could make all this moot.