United States securities and exchange commission logo December 21, 2020 Damian deGoa Chief Executive Officer Liquidia Corporation 419 Davis Drive, Suite 100 Morrisville, NC 27560 Re: Liquidia Corporation Registration Statement on Form S-3 Filed December 16, 2020 File No. 333-251394 Dear Mr. deGoa: This is to advise you that we have not reviewed and will not review your registration statement. Please refer to Rules 460 and 461 regarding requests for acceleration. 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. Please contact Deanna Virginio at 202-551-4530 with any questions. Sincerely, Division of Corporation Finance Office of Life Sciences cc: Andrew P. Gilbert, Esq.