United States securities and exchange commission logo July 7, 2020 Ernst Teunissen Chief Financial Officer TripAdvisor, Inc. 400 1st Avenue Needham, MA 02494 Re: TripAdvisor, Inc. Form 10-K for the Year Ended December 31, 2019 Filed February 19, 2020 Form 10-Q for the Quarterly Period Ended March 31, 2020 Filed May 8, 2020 File No. 001-35362 Dear Mr. Teunissen: We have reviewed your filings and have the following comments. In some of our comments, we may ask you to provide us with information so we may better understand your disclosure. Please respond to these comments within ten business days by providing the requested information or advise us as soon as possible when you will respond. If you do not believe our comments apply to your facts and circumstances, please tell us why in your response. After reviewing your response to these comments, we may have additional comments. Form 10-K for the Year Ended December 31, 2019 Item 7. Management's Discussion and Analysis of Financial Condition and Results of Operations Overview Financial Summary and Business Trends , page 37 1. We note on page 14 that pending the finalization of the terms of Brexit during the transition process through December 31, 2020, the Company is unable to predict the effect Brexit will have on its business and results of operations. Notwithstanding, please address the underlying reasons for the year over year decline in your UK revenues since 2017 as reported on page 115 and whether you expect such trend to continue. Refer to Item 303(a)(3)of Regulation S-K. Notes to Consolidated Financial Statements Ernst Teunissen TripAdvisor, Inc. July 7, 2020 Page 2 Note 4. Revenue Recognition Disaggregation of Revenue, page 90 2. Please tell us how your current presentation of disaggregated revenues depicts the nature, amount, timing and uncertainty of revenues and cash flows as affected by economic factors. In this regard, we note in your earnings call and on pages 88-89, that you referred to discrete revenue streams including but not limited to hotel metasearch auction revenues, hotel B2B revenues, media revenues, booking commissions, transaction fees (seated diner fees), subscription-based advertising, and display advertising. Refer to ASC 606-10-55- 89 and 90. Note 18. Segment and Geographic Information Revenue and Geographic Information , page 114 3. We note on page 11 that at least two of your significant advertising partners, Expedia and Booking, accounted for a combined 33% of total revenues. Please provide information regarding the extent of your reliance on major customers which provide 10% or more of your revenues. Refer to ASC 280-10-50-42. Form 10-Q for the Quarterly Period Ended March 31,2020 Item 2. Management's Discussion and Analysis of Financial Condition and Results of Operations Adjusted EBITDA, page 38 4. We note that your discussion of Adjusted EBITDA, absent a preceding discussion of Net Income/ Loss, is inconsistent with Q&A 102.10 of the CD&I on Non-GAAP Financial Measures (April 4, 2018). Please revise in future filings. 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. You may contact Kathryn Jacobson, Senior Staff Accountant at (202) 551-3365 or Robert Littlepage, Accountant Branch Chief at (202) 551-3361 if you have questions regarding comments on the financial statements and related matters. FirstName LastNameErnst Teunissen Sincerely, Comapany NameTripAdvisor, Inc. Division of Corporation Finance July 7, 2020 Page 2 Office of Technology FirstName LastName