Originally Posted by
ProfRB
At a more general level, would someone please describe for me the advantages of using AmEx Travel to book Delta flights?
AmEx is the last of the OTAs (that I know of) that still allow you to "build" an itinerary one leg at a time. That feature doesn't add much to simple RT itineraries, but if you are attempting to book something more complex (open jaws, multi-city, etc) it is a fantastic tool.