Mail Stop 4628 September 28, 2018 Stephen Kaufer Chief Executive Officer and President TripAdvisor, Inc. 400 1st Avenue Needham, MA 02494 Re: TripAdvisor, Inc. 10-K for Fiscal Year Ended December 31, 2017 Filed February 21, 2018 File No. 1-35362 Dear Mr. Kaufer: We refer you to our comment letter dated August 13, 2018, regarding business contacts with North Korea, Sudan and Syria. We have completed our review of this subject matter. We remind you that the company and its management are responsible for the accuracy and adequacy of their disclosures, notwithstanding any review, comments, action or absence of action by the staff. Sincerely, /s/ Cecilia Blye Cecilia Blye, Chief Office of Global Security Risk cc: Barbara Jacobs Assistant Director Division of Corporation Finance Linda C. Frazier Vice President and Associate General Counsel TripAdvisor, Inc.