Originally Posted by
dcpatti
I searched but could not find a post older than 2009 that addresses my question: for a *A award ticket with a stopover, does US consider IAD and DCA to be co-terminals?
In case anyone else needs it, the answer here is Yes. In my case I'm having my future in-laws travel LHR-IAD (stopover) DCA-BOS (destination) BOS-xxx-LHR (haven't decided which path to send 'em home yet).