i dont know.. this is interesting for me, but it would be profoundly more useful with my (admittedly small) group of friends.
Please ping me if you are interested in pursuing this further. I can link you up to startup that could definitely make use of this to compliment their trip planning service.
bowei [ a t ] cardmunch. c o m
To put it another way: The results for this kind of query are often going to be the big travel hubs. These may not always be the kind of destination that your users want.
neat idea, anyway.