Join Date: May 2002
Location: Pittsburgh
Programs: MR LT Titanium, AA LT PLT, UA SLV, Avis PreferredPlus, HH Gold, Hertz PC, National Executive, etc.
Posts: 31,670
Try Kayak, multi-city, include alternate airports. Not sure if it will do what you need, but I've used it for flexible planning with alternate connection cities, layover durations, total flight times, etc.