Originally Posted by
tplace1
Be advised, I just upgraded an M-fare flight out of LHR using miles and it costs me $111 as a "departure fee" that they charged.
So it cost me 25K to upgrade and 111 bucks.
Any time you book a ticket departing LHR you pay a luxury tax for having a seat in J. It's a government tax. Doesn't apply if LHR is a connecting airport.