SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2005 (Commission File No. 1-14728) Lan Airlines S.A. (Translation of registrant's name in English) Avenida Americo Vespucio Sur 901 Renca, Santiago, Chile (Address of Principal Executive Offices) (Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F.) Form 20-F X Form 40-F --- --- (Indicate by check mark whether the registrant by furnishing the information contained in this form is also thereby furnishing the information to the Commission pursuant to Rule 12g3-2(b) under the Securities Exchange Act of 1934.) Yes No X --- --- [Lan Airlines Letterhead] MATERIAL FACT Santiago, April 29, 2005 Mr. Alejandro Ferreiro Y. Superintendent of Securities and Insurance Present To whom it may concern: In compliance with Article 9 and the second paragraph of Article 10 of Law 18,045, I inform you of the material fact that due to a vacancy of a director, the Lan Airlines S.A. Board of Directors has been re-elected in the general shareholders meeting held today. The new Board of Lan Airlines S.A. is comprised of the following directors: 1. Jorge Awad Mehech 2. Juan Cueto Sierra 3. Sebastian Pinera Echenique 4. Juan Jose Cueto Plaza 5. Ramon Eblen Kadis 6. Dario Calderon Gonzalez 7. Jose Cox Donoso 8. Andres Navarro Haeussler 9. Bernardo Fontaine Talavera Sincerely, /s/ Jose Miguel Bambach - -------------------------------- Jose Miguel Bambach General Counsel Lan Airlines S.A. cc. Bolsa de Comercio de Santiago Bolsa de Comercio de Valparaiso Bolsa Electronica SIGNATURE Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized. Date: May 2, 2005 Lan Airlines S.A. /s/ Alejandro de la Fuente Goic ------------------------------- By: Alejandro de la Fuente Goic Chief Financial Officer