Exhibit 23.1
 
CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
 
We consent to the incorporation by reference in Registration Statement No. 333-136090 on Form S-8 of our report dated February 29, 2008, relating to the financial statements of Wyndham Worldwide Corporation and subsidiaries (the “Company”), and the effectiveness of the Company’s internal control over the financial reporting, appearing in this Annual Report on the Form 10-K of Wyndham Worldwide Corporation (which report expresses an unqualified opinion and includes an explanatory paragraph relating to the fact that, prior to its separation from Cendant Corporation (“Cendant”; known as Avis Budget Group since August 29, 2006), the Company was comprised of the assets and liabilities used in managing and operating the lodging, vacation exchange and rentals and vacation ownership businesses of Cendant. Included in Notes 20 and 21 of the consolidated and combined financial statements is a summary of transactions with related parties. As discussed in Note 20 to the consolidated and combined financial statements, in connection with its separation from Cendant, the Company entered into certain guarantee commitments with Cendant and has recorded the fair value of these guarantees as of July 31, 2006. As discussed in Note 1 to the consolidated and combined financial statements, as of January 1, 2006, the Company adopted the provisions for accounting for real estate time-sharing transactions.). Also, as discussed in Note 2 to the consolidated and combined financial statements, the Company adopted Financial Accounting Standards Board Interpretation No. 48, Accounting for Uncertainty in Income Taxes—an interpretation of FASB Statement No. 109 on January 1, 2007.
 
/s/ Deloitte & Touche LLP
Parsippany, New Jersey
February 29, 2008