I use Flight Tracker. It can import straight from Tripit which saves mucking around.The closest one. Click on "Member Services" and select Flight Tracker.
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I have been using Openflights with AFF but I have had some issues, Ill refer to this thread: http://www.australianfrequentflyer....openflights-time-calculator-broken-80538.html
I use Flightdiary and am happy enough with it that I haven't tried the others