Hilton is offering a promotion right now where when you buy 5,000 or more points, they will give you a 100% bonus. This offer is valid through May 28, 2019. If you have a specific redemption in mind, check out all the details here.
Hilton 100% Points Bonus
Minimum purchase of 5,000 Points is required to receive the matching bonus. Offer ends May 28, 2019.
Looking for More Ways to Rack Up Hilton Points?
You should always consider the cost of the points verse the value before purchasing. This will be of interest to those with a specific redemption in mind to top off account. You can purchase Hilton points here, check it out here.