Originally Posted by serfty
Try US$800-1000; my recently booked DONE4 was ticketed before the most recent surcharge/levy/tax increases and they added AU$1200 to the base fare.
Yikes. That's craziness. A good chunk of that probably has to do with the insane London premium class penalty, though, which the OP wouldn't have to pay in coach. That's why I thought less, but you're right, that my guess is probably low.
Mocean, that route should be fine.