Originally Posted by
windowontheAside
If your underlying ticket is a WT+ cash fare, I don't think you can UuA to F. I thought you could only UuA one class?
Very true and you can only UuA one class at a time but I was reading it, maybe wrongly, that it was a revenue CW out and WT+ back UuA for the return.
If it's an underlying WT+ fare then the only way is an AUP or POUG if offered which doesn't appear to fit into the OP's plans. Good spot
windowontheAside