UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20546

FORM 6-K

REPORT OF FOREIGN PRIVATE ISSUER

PURSUANT TO RULE 13a-16 OR 15d-16

UNDER THE U.S. SECURITIES EXCHANGE ACT OF 1934

For the month of March 2021

Commission File Number: 001-36142

Avianca Holdings S.A.

(Name of registrant)

Edificio P.H. ARIFA, Pisos 9 y 10, Boulevard Oeste

Santa María Business District

Panama City, Republic of Panama

(+507) 205-7000

(Address of principal executive office)

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  ☒                Form 40-F  ☐

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1):  ☐

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7):  ☐

SUMMONS TO THE GENERAL SHAREHOLDERS’ MEETING

Avianca Holdings S.A. hereby informs that the summons to the General Shareholders’ Meeting for ordinary shareholders, to be held on March 26, 2021 at 8:30 a.m. in the city of Bogota, Republic of Colombia, was approved by the General Counsel of the Company. The summons notice was published in a news journal of wide circulation in the Republic of Colombia.

For further information please contact:

Avianca Investor Relations

+571-5877700 ext. 2474, 1349

ir@avianca.com

SIGNATURES

Pursuant to the requirements of the U.S. 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: March 4, 2021