Originally Posted by
glex50
Try constructing the itin on Orbitz or someone who isn't UA, and if that doesn't work for you, then you can of course buy two separate tickets.
Either this, or call UA and see if they can get it to price. Get the fare rules of each trip separately, and see if an int'l agent can piece it together.
It seems that the UA fares to your final destination are higher than the sum of the two parts, but united.com may not be able to price the TG component as a TG component, so it bumps up to the higher through-fare.