Grupo Aeroportuario del Sureste, S. A. B. de C. V. (ASR) 20-F 2018 FY Annual report (foreign)

Exhibit 13.1

Certification

Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002
(subsections (a) and (b) of section 1350, chapter 63 of title 18, United States Code)

Pursuant to section 906 of the Sarbanes-Oxley Act of 2002 (subsections (a) and (b) of section 1350, chapter 63 of title 18, United States Code), the undersigned officer of Grupo Aeroportuario del Sureste, S.A.B. de C.V. (the “Company”), does hereby certify to his knowledge that:

The annual report on Form 20-F for the year ended December 31, 2018 (the “Form 20-F”) of the Company fully complies with the requirements of section 13(a) or 15(d) of the Securities Exchange Act of 1934 and information contained in the Form 20-F fairly presents, in all material respects, the financial condition and results of operations of the Company.

Date: April 25, 2019

/s/Adolfo Castro Rivas

Adolfo Castro Rivas

Chief Executive Officer

Chief Financial and Strategic Planning Officer