Exhibit 15.1

August 3, 2018

Wyndham Hotels & Resorts, Inc.

22 Sylvan Way

Parsippany, New Jersey 07054

We have reviewed, in accordance with the standards of the Public Company Accounting Oversight Board (United States), the unaudited interim condensed consolidated and combined financial statements of Wyndham Hotels & Resorts, Inc. and subsidiaries for the three-month and six-month periods ended June 30, 2018 and 2017, as indicated in our report dated August 3, 2018. As indicated in such report, because we did not perform an audit, we expressed no opinion on those statements.

We are aware that our report referred to above, which is included in your Quarterly Report on Form 10-Q for the quarter ended June 30, 2018, is incorporated by reference in Registration Statement No. 333-224923 on Form S-8.

We also are aware that the aforementioned report, pursuant to Rule 436(c) under the Securities Act of 1933, is not considered a part of the Registration Statement prepared or certified by an accountant or a report prepared or certified by an accountant within the meaning of Sections 7 and 11 of that Act.

/s/ Deloitte & Touche LLP

New York, New York