KrisFlyer members earn triple miles for their stays in Southeast Asia, Australasia, Japan and Korea, and double miles worldwide. you must have your Hilton Honors earning preference set to Points + Miles and have Singapore Airlines KrisFlyer chosen as the preferred partner. You also must register for this promotion. To be eligible for this offer, you must (1) be a Hilton Honors member; (2) be a member of KrisFlyer; (3) register for the promotion on this link https://www.hiltonhhonors.com/processlanding/processlanding/?lp=TRIPLEKFMILES (4) select Singapore Airlines as your Preferred Airline Partner. Ensure that you select Points and Miles as your Double Dip® Earning Style within your Honors profile in order to earn up to triple KrisFlyer Miles in conjunction with this offer. Offer is valid only by booking direct. Book direct refers to booking or reserving a room via any “Hilton booking channel”. Hilton booking channels include: Hilton Honors Customer Care (Call Centre), online channel (for example, HiltonHonors.com, Hilton.com, Hampton.com, etc.); directly on premise with the hotel. Other OTA(Online Travel Agent) such as Expedia, Hotels.com, Agoda.com or other travel agents and Gift card purchases are excluded.