Originally Posted by
lightbulbs
FYI I've been told in the past that JFK-LHR SDFC is only available if you're O&D JFK-LHR or vice versa and that itineraries with connections but with a JFK-LHR leg are not eligible for SDFC on the JFK-LHR leg. Of course sometimes you can find an agent who figures a way btbcurious if anyone confirm that this is indeed policy.
Not in my experience. Changed many tickets with extra connections at both ends without an issue - revenue tickets upgraded with GPU, haven't tried a pure award.