United and Points.com have launched a flash sale for buying MileagePlus miles. The bonus adds 50% to your total when you 10,000 miles or more. Not a great bonus given that we’ve seen bonuses up to 100% but if you need to top off for an upcoming award then grabbing this may make sense.
50% Bonus MileagePlus Miles when you buy miles online. Full details. Until Mar 31, 16