Originally Posted by
FWAAA
That would not surprise me, even though the 763s have a range of about 2,000 additional miles beyond the range of the 757s.
I remember seeing this happen, but it isnt' often. As your post implies, it isn't due to the lack of range on the 763 fully fueled, but rather due to the lack of range hitting a much stronger headwind than they planned for when determining the amount of fuel in DFW.