Originally Posted by
paperwastage
well, that would work if you fly with them (i.e. to/from europe)
Doesn't work if you fly usa to asia or usa to south america .
Hence the questions for you: there is no generic right answer, depends where are you travelling to/from mainly
Still good to know if there are any programs that makes it easy to upgrade cash fares as cheap as possible. Maybe it would help somebody. Not everyone is interested in a pure award redemption. There are people who flies Europe-Asia.