Originally Posted by
view-with-a-room
It depends. 180K one way or round trip? Miles expiring soon? Zero chances of traveling otherwise in the future...
As noted, book now and cancel if the price goes down. 180K isn't a huge increase from 120K. 450K is a huge increase from 60K, though.
Thanks for your suggestion. The $450.00 is because the connecting flight is via LHR and the tax is high.