A transfer-ratio cut is a reason to review a real booking, not a reason to empty a flexible points account. That is how I would approach Bilt's announced move from one-to-one Hyatt transfers to four-to-three on January 1, 2027.
NerdWallet's report and The Points Guy's coverage describe the change. Our news report has the announcement. This guide focuses on the arithmetic and the decision you need to make before transferring.
Work backward from the hotel balance needed
At a four-to-three ratio, 4,000 Bilt points produce 3,000 Hyatt points. A hypothetical 30,000-point hotel stay therefore needs 40,000 Bilt points, before any transfer increments or minimums. A 90,000-point stay needs 120,000 Bilt points.
Those examples are not quotes for a named hotel. They show why a 25% reduction in points received creates a one-third increase in the source points required for the same stay. Use the Hyatt points-and-cash guide for context, then check the exact award total in Hyatt's booking engine.
Subtract the Hyatt points you already hold
Suppose the room costs 30,000 Hyatt points and you already have 12,000. The shortfall is 18,000, not 30,000. At four-to-three, that shortfall needs 24,000 Bilt points. Moving the full room cost would leave a larger balance trapped in Hyatt than the booking requires.
I would record the dates, room type, occupancy and cancellation terms beside the number. An award for one guest is not enough evidence that the same room can hold your family. A flexible-points transfer should follow a usable search result.
An earlier transfer has its own cost
Moving points before the ratio changes can preserve the old conversion, but it gives up the ability to use those points elsewhere. That tradeoff matters if the trip is vague, the room is unavailable or your travel companion has not agreed to the dates.
Our guide to keeping hotel points for a real booking explains the broader issue. I would transfer for a confirmed plan with acceptable terms. I would be much more cautious about creating a large hotel balance for an unspecified future vacation.
Compare the cash alternative honestly
Use the cash rate you would actually book, including taxes and charges, with comparable cancellation terms. A suite you would never buy is a poor reference price for an ordinary room award. If the points option saves little, preserving the flexible balance can be sensible even before a devaluation.
Check whether a certificate or an existing family balance can cover part of the stay under the applicable rules. Do not assume different reward types combine automatically. My preference is to solve the booking with the smallest necessary transfer, then save the confirmation. The deadline matters, but the room and the trip matter more.
Keep planning
For more detail, read Hyatt adds 1.5 Aeroplan points per dollar, and Aeroplan opens a status challenge for Hyatt elites.
For more detail, read Hyatt Points + Cash: compare the Standard Rate with the rate you would book.
For more detail, read Combining Hyatt points: the 30-day limit covers sending and receiving.